diff --git a/unix/darwin_test.go b/unix/darwin_test.go
new file mode 100644
index 0000000..f0c6e84
--- /dev/null
+++ b/unix/darwin_test.go
@@ -0,0 +1,209 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build darwin,go1.12,amd64 darwin,go1.12,386
+
+package unix
+
+import (
+	"os"
+	"os/exec"
+	"strings"
+	"testing"
+)
+
+type darwinTest struct {
+	name string
+	f    func()
+}
+
+// TODO(khr): decide whether to keep this test enabled permanently or
+// only temporarily.
+func TestDarwinLoader(t *testing.T) {
+	// Make sure the Darwin dynamic loader can actually resolve
+	// all the system calls into libSystem.dylib. Unfortunately
+	// there is no easy way to test this at compile time. So we
+	// implement a crazy hack here, calling into the syscall
+	// function with all its arguments set to junk, and see what
+	// error we get. We are happy with any error (or none) except
+	// an error from the dynamic loader.
+	//
+	// We have to run each test in a separate subprocess for fault isolation.
+	//
+	// Hopefully the junk args won't accidentally ask the system to do "rm -fr /".
+	//
+	// In an ideal world each syscall would have its own test, so this test
+	// would be unnecessary. Unfortunately, we do not live in that world.
+	for _, test := range darwinTests {
+		// Call the test binary recursively, giving it a magic argument
+		// (see init below) and the name of the test to run.
+		cmd := exec.Command(os.Args[0], "testDarwinLoader", test.name)
+
+		// Run subprocess, collect results. Note that we expect the subprocess
+		// to fail somehow, so the error is irrelevant.
+		out, _ := cmd.CombinedOutput()
+
+		if strings.Contains(string(out), "dyld: Symbol not found:") {
+			t.Errorf("can't resolve %s in libSystem.dylib", test.name)
+		}
+		if !strings.Contains(string(out), "success") {
+			// Not really an error. Might be a syscall that never returns,
+			// like exit, or one that segfaults, like gettimeofday.
+			t.Logf("test never finished: %s: %s", test.name, string(out))
+		}
+	}
+}
+
+func init() {
+	// The test binary execs itself with the "testDarwinLoader" argument.
+	// Run the test specified by os.Args[2], then panic.
+	if len(os.Args) >= 3 && os.Args[1] == "testDarwinLoader" {
+		for _, test := range darwinTests {
+			if test.name == os.Args[2] {
+				test.f()
+			}
+		}
+		// Panic with a "success" label, so the parent process can check it.
+		panic("success")
+	}
+}
+
+// All the _trampoline functions in zsyscall_darwin_$ARCH.1_12.s
+var darwinTests = [...]darwinTest{
+	{"getgroups", libc_getgroups_trampoline},
+	{"setgroups", libc_setgroups_trampoline},
+	{"wait4", libc_wait4_trampoline},
+	{"accept", libc_accept_trampoline},
+	{"bind", libc_bind_trampoline},
+	{"connect", libc_connect_trampoline},
+	{"socket", libc_socket_trampoline},
+	{"getsockopt", libc_getsockopt_trampoline},
+	{"setsockopt", libc_setsockopt_trampoline},
+	{"getpeername", libc_getpeername_trampoline},
+	{"getsockname", libc_getsockname_trampoline},
+	{"shutdown", libc_shutdown_trampoline},
+	{"socketpair", libc_socketpair_trampoline},
+	{"recvfrom", libc_recvfrom_trampoline},
+	{"sendto", libc_sendto_trampoline},
+	{"recvmsg", libc_recvmsg_trampoline},
+	{"sendmsg", libc_sendmsg_trampoline},
+	{"kevent", libc_kevent_trampoline},
+	{"__sysctl", libc___sysctl_trampoline},
+	{"utimes", libc_utimes_trampoline},
+	{"futimes", libc_futimes_trampoline},
+	{"fcntl", libc_fcntl_trampoline},
+	{"poll", libc_poll_trampoline},
+	{"madvise", libc_madvise_trampoline},
+	{"mlock", libc_mlock_trampoline},
+	{"mlockall", libc_mlockall_trampoline},
+	{"mprotect", libc_mprotect_trampoline},
+	{"msync", libc_msync_trampoline},
+	{"munlock", libc_munlock_trampoline},
+	{"munlockall", libc_munlockall_trampoline},
+	{"ptrace", libc_ptrace_trampoline},
+	{"pipe", libc_pipe_trampoline},
+	{"getxattr", libc_getxattr_trampoline},
+	{"fgetxattr", libc_fgetxattr_trampoline},
+	{"setxattr", libc_setxattr_trampoline},
+	{"fsetxattr", libc_fsetxattr_trampoline},
+	{"removexattr", libc_removexattr_trampoline},
+	{"fremovexattr", libc_fremovexattr_trampoline},
+	{"listxattr", libc_listxattr_trampoline},
+	{"flistxattr", libc_flistxattr_trampoline},
+	{"kill", libc_kill_trampoline},
+	{"ioctl", libc_ioctl_trampoline},
+	{"access", libc_access_trampoline},
+	{"adjtime", libc_adjtime_trampoline},
+	{"chdir", libc_chdir_trampoline},
+	{"chflags", libc_chflags_trampoline},
+	{"chmod", libc_chmod_trampoline},
+	{"chown", libc_chown_trampoline},
+	{"chroot", libc_chroot_trampoline},
+	{"close", libc_close_trampoline},
+	{"dup", libc_dup_trampoline},
+	{"dup2", libc_dup2_trampoline},
+	{"exchangedata", libc_exchangedata_trampoline},
+	{"exit", libc_exit_trampoline},
+	{"faccessat", libc_faccessat_trampoline},
+	{"fchdir", libc_fchdir_trampoline},
+	{"fchflags", libc_fchflags_trampoline},
+	{"fchmod", libc_fchmod_trampoline},
+	{"fchmodat", libc_fchmodat_trampoline},
+	{"fchown", libc_fchown_trampoline},
+	{"fchownat", libc_fchownat_trampoline},
+	{"flock", libc_flock_trampoline},
+	{"fpathconf", libc_fpathconf_trampoline},
+	{"fstat64", libc_fstat64_trampoline},
+	{"fstatat64", libc_fstatat64_trampoline},
+	{"fstatfs64", libc_fstatfs64_trampoline},
+	{"fsync", libc_fsync_trampoline},
+	{"ftruncate", libc_ftruncate_trampoline},
+	{"__getdirentries64", libc___getdirentries64_trampoline},
+	{"getdtablesize", libc_getdtablesize_trampoline},
+	{"getegid", libc_getegid_trampoline},
+	{"geteuid", libc_geteuid_trampoline},
+	{"getgid", libc_getgid_trampoline},
+	{"getpgid", libc_getpgid_trampoline},
+	{"getpgrp", libc_getpgrp_trampoline},
+	{"getpid", libc_getpid_trampoline},
+	{"getppid", libc_getppid_trampoline},
+	{"getpriority", libc_getpriority_trampoline},
+	{"getrlimit", libc_getrlimit_trampoline},
+	{"getrusage", libc_getrusage_trampoline},
+	{"getsid", libc_getsid_trampoline},
+	{"getuid", libc_getuid_trampoline},
+	{"issetugid", libc_issetugid_trampoline},
+	{"kqueue", libc_kqueue_trampoline},
+	{"lchown", libc_lchown_trampoline},
+	{"link", libc_link_trampoline},
+	{"linkat", libc_linkat_trampoline},
+	{"listen", libc_listen_trampoline},
+	{"lstat64", libc_lstat64_trampoline},
+	{"mkdir", libc_mkdir_trampoline},
+	{"mkdirat", libc_mkdirat_trampoline},
+	{"mkfifo", libc_mkfifo_trampoline},
+	{"mknod", libc_mknod_trampoline},
+	{"open", libc_open_trampoline},
+	{"openat", libc_openat_trampoline},
+	{"pathconf", libc_pathconf_trampoline},
+	{"pread", libc_pread_trampoline},
+	{"pwrite", libc_pwrite_trampoline},
+	{"read", libc_read_trampoline},
+	{"readlink", libc_readlink_trampoline},
+	{"readlinkat", libc_readlinkat_trampoline},
+	{"rename", libc_rename_trampoline},
+	{"renameat", libc_renameat_trampoline},
+	{"revoke", libc_revoke_trampoline},
+	{"rmdir", libc_rmdir_trampoline},
+	{"lseek", libc_lseek_trampoline},
+	{"select", libc_select_trampoline},
+	{"setegid", libc_setegid_trampoline},
+	{"seteuid", libc_seteuid_trampoline},
+	{"setgid", libc_setgid_trampoline},
+	{"setlogin", libc_setlogin_trampoline},
+	{"setpgid", libc_setpgid_trampoline},
+	{"setpriority", libc_setpriority_trampoline},
+	{"setprivexec", libc_setprivexec_trampoline},
+	{"setregid", libc_setregid_trampoline},
+	{"setreuid", libc_setreuid_trampoline},
+	{"setrlimit", libc_setrlimit_trampoline},
+	{"setsid", libc_setsid_trampoline},
+	{"settimeofday", libc_settimeofday_trampoline},
+	{"setuid", libc_setuid_trampoline},
+	{"stat64", libc_stat64_trampoline},
+	{"statfs64", libc_statfs64_trampoline},
+	{"symlink", libc_symlink_trampoline},
+	{"symlinkat", libc_symlinkat_trampoline},
+	{"sync", libc_sync_trampoline},
+	{"truncate", libc_truncate_trampoline},
+	{"umask", libc_umask_trampoline},
+	{"undelete", libc_undelete_trampoline},
+	{"unlink", libc_unlink_trampoline},
+	{"unlinkat", libc_unlinkat_trampoline},
+	{"unmount", libc_unmount_trampoline},
+	{"write", libc_write_trampoline},
+	{"mmap", libc_mmap_trampoline},
+	{"munmap", libc_munmap_trampoline},
+	{"gettimeofday", libc_gettimeofday_trampoline},
+}
diff --git a/unix/mkall.sh b/unix/mkall.sh
index 4f92537..f8dab75 100755
--- a/unix/mkall.sh
+++ b/unix/mkall.sh
@@ -17,6 +17,7 @@
 zsysctl="zsysctl_$GOOSARCH.go"
 mksysnum=
 mktypes=
+mkasm=
 run="sh"
 cmd=""
 
@@ -74,21 +75,26 @@
 	mksyscall="go run mksyscall.go -l32"
 	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
 	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
+	mkasm="go run mkasm_darwin.go"
 	;;
 darwin_amd64)
 	mkerrors="$mkerrors -m64"
 	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
 	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
+	mkasm="go run mkasm_darwin.go"
 	;;
 darwin_arm)
 	mkerrors="$mkerrors"
+	mksyscall="go run mksyscall.go -l32"
 	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
 	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
+	mkasm="go run mkasm_darwin.go"
 	;;
 darwin_arm64)
 	mkerrors="$mkerrors -m64"
 	mksysnum="./mksysnum_darwin.pl $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
 	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
+	mkasm="go run mkasm_darwin.go"
 	;;
 dragonfly_amd64)
 	mkerrors="$mkerrors -m64"
@@ -191,6 +197,11 @@
 			if [ "$GOOSARCH" == "aix_ppc64" ]; then
 				# aix/ppc64 script generates files instead of writing to stdin.
 				echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in && gofmt -w zsyscall_$GOOSARCH.go && gofmt -w zsyscall_"$GOOSARCH"_gccgo.go && gofmt -w zsyscall_"$GOOSARCH"_gc.go " ;
+			elif [ "$GOOS" == "darwin" ]; then
+			        # pre-1.12, direct syscalls
+			        echo "$mksyscall -tags $GOOS,$GOARCH,!go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
+			        # 1.12 and later, syscalls via libSystem
+				echo "$mksyscall -tags $GOOS,$GOARCH,go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.1_12.go";
 			else
 				echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
 			fi
@@ -200,5 +211,6 @@
 	if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
 	if [ -n "$mktypes" ]; then
 		echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go";
+	if [ -n "$mkasm" ]; then echo "$mkasm $GOARCH"; fi
 	fi
 ) | $run
diff --git a/unix/mkasm_darwin.go b/unix/mkasm_darwin.go
new file mode 100644
index 0000000..9975122
--- /dev/null
+++ b/unix/mkasm_darwin.go
@@ -0,0 +1,61 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build ignore
+
+// mkasm_darwin.go generates assembly trampolines to call libSystem routines from Go.
+//This program must be run after mksyscall.go.
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+	"strings"
+)
+
+func main() {
+	in1, err := ioutil.ReadFile("syscall_darwin.go")
+	if err != nil {
+		log.Fatalf("can't open syscall_darwin.go: %s", err)
+	}
+	arch := os.Args[1]
+	in2, err := ioutil.ReadFile(fmt.Sprintf("syscall_darwin_%s.go", arch))
+	if err != nil {
+		log.Fatalf("can't open syscall_darwin_%s.go: %s", arch, err)
+	}
+	in3, err := ioutil.ReadFile(fmt.Sprintf("zsyscall_darwin_%s.1_12.go", arch))
+	if err != nil {
+		log.Fatalf("can't open zsyscall_darwin_%s.1_12.go: %s", arch, err)
+	}
+	in := string(in1) + string(in2) + string(in3)
+
+	trampolines := map[string]bool{}
+
+	var out bytes.Buffer
+
+	fmt.Fprintf(&out, "// go run mkasm_darwin.go %s\n", strings.Join(os.Args[1:], " "))
+	fmt.Fprintf(&out, "// Code generated by the command above; DO NOT EDIT.\n")
+	fmt.Fprintf(&out, "\n")
+	fmt.Fprintf(&out, "// +build go1.12\n")
+	fmt.Fprintf(&out, "\n")
+	fmt.Fprintf(&out, "#include \"textflag.h\"\n")
+	for _, line := range strings.Split(in, "\n") {
+		if !strings.HasPrefix(line, "func ") || !strings.HasSuffix(line, "_trampoline()") {
+			continue
+		}
+		fn := line[5 : len(line)-13]
+		if !trampolines[fn] {
+			trampolines[fn] = true
+			fmt.Fprintf(&out, "TEXT ·%s_trampoline(SB),NOSPLIT,$0-0\n", fn)
+			fmt.Fprintf(&out, "\tJMP\t%s(SB)\n", fn)
+		}
+	}
+	err = ioutil.WriteFile(fmt.Sprintf("zsyscall_darwin_%s.s", arch), out.Bytes(), 0644)
+	if err != nil {
+		log.Fatalf("can't write zsyscall_darwin_%s.s: %s", arch, err)
+	}
+}
diff --git a/unix/mksyscall.go b/unix/mksyscall.go
index 36c0b5a..e16fb81 100644
--- a/unix/mksyscall.go
+++ b/unix/mksyscall.go
@@ -116,6 +116,12 @@
 		endianness = "little-endian"
 	}
 
+	libc := false
+	if goos == "darwin" && strings.Contains(buildTags(), ",go1.12") {
+		libc = true
+	}
+	trampolines := map[string]bool{}
+
 	text := ""
 	for _, path := range flag.Args() {
 		file, err := os.Open(path)
@@ -272,6 +278,20 @@
 				sysname = strings.ToUpper(sysname)
 			}
 
+			var libcFn string
+			if libc {
+				asm = "syscall_" + strings.ToLower(asm[:1]) + asm[1:] // internal syscall call
+				sysname = strings.TrimPrefix(sysname, "SYS_")         // remove SYS_
+				sysname = strings.ToLower(sysname)                    // lowercase
+				if sysname == "getdirentries64" {
+					// Special case - libSystem name and
+					// raw syscall name don't match.
+					sysname = "__getdirentries64"
+				}
+				libcFn = sysname
+				sysname = "funcPC(libc_" + sysname + "_trampoline)"
+			}
+
 			// Actual call.
 			arglist := strings.Join(args, ", ")
 			call := fmt.Sprintf("%s(%s, %s)", asm, sysname, arglist)
@@ -339,6 +359,16 @@
 			text += "\treturn\n"
 			text += "}\n\n"
 
+			if libc && !trampolines[libcFn] {
+				// some system calls share a trampoline, like read and readlen.
+				trampolines[libcFn] = true
+				// Declare assembly trampoline.
+				text += fmt.Sprintf("func libc_%s_trampoline()\n", libcFn)
+				// Assembly trampoline calls the libc_* function, which this magic
+				// redirects to use the function from libSystem.
+				text += fmt.Sprintf("//go:linkname libc_%s libc_%s\n", libcFn, libcFn)
+				text += fmt.Sprintf("//go:cgo_import_dynamic libc_%s %s \"/usr/lib/libSystem.B.dylib\"\n", libcFn, libcFn)
+			}
 		}
 		if err := s.Err(); err != nil {
 			fmt.Fprintf(os.Stderr, err.Error())
diff --git a/unix/syscall_darwin.1_12.go b/unix/syscall_darwin.1_12.go
new file mode 100644
index 0000000..4b4ae46
--- /dev/null
+++ b/unix/syscall_darwin.1_12.go
@@ -0,0 +1,31 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build darwin,go1.12
+
+package unix
+
+import "unsafe"
+
+// Implemented in the runtime package (runtime/sys_darwin.go)
+func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
+func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
+func syscall_syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
+func syscall_syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // 32-bit only
+func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
+func syscall_rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
+
+//go:linkname syscall_syscall syscall.syscall
+//go:linkname syscall_syscall6 syscall.syscall6
+//go:linkname syscall_syscall6X syscall.syscall6X
+//go:linkname syscall_syscall9 syscall.syscall9
+//go:linkname syscall_rawSyscall syscall.rawSyscall
+//go:linkname syscall_rawSyscall6 syscall.rawSyscall6
+
+// Find the entry point for f. See comments in runtime/proc.go for the
+// function of the same name.
+//go:nosplit
+func funcPC(f func()) uintptr {
+	return **(**uintptr)(unsafe.Pointer(&f))
+}
diff --git a/unix/syscall_unix_test.go b/unix/syscall_unix_test.go
index 0a28f6e..c1b1ea5 100644
--- a/unix/syscall_unix_test.go
+++ b/unix/syscall_unix_test.go
@@ -337,6 +337,12 @@
 	}
 	set := rlimit
 	set.Cur = set.Max - 1
+	if runtime.GOOS == "darwin" && set.Cur > 10240 {
+		// The max file limit is 10240, even though
+		// the max returned by Getrlimit is 1<<63-1.
+		// This is OPEN_MAX in sys/syslimits.h.
+		set.Cur = 10240
+	}
 	err = unix.Setrlimit(unix.RLIMIT_NOFILE, &set)
 	if err != nil {
 		t.Fatalf("Setrlimit: set failed: %#v %v", set, err)
diff --git a/unix/zsyscall_darwin_386.1_12.go b/unix/zsyscall_darwin_386.1_12.go
new file mode 100644
index 0000000..4ce17c5
--- /dev/null
+++ b/unix/zsyscall_darwin_386.1_12.go
@@ -0,0 +1,2310 @@
+// go run mksyscall.go -l32 -tags darwin,386,go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_386.go
+// Code generated by the command above; see README.md. DO NOT EDIT.
+
+// +build darwin,386,go1.12
+
+package unix
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+var _ syscall.Errno
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getgroups(ngid int, gid *_Gid_t) (n int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getgroups_trampoline()
+
+//go:linkname libc_getgroups libc_getgroups
+//go:cgo_import_dynamic libc_getgroups getgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setgroups(ngid int, gid *_Gid_t) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgroups_trampoline()
+
+//go:linkname libc_setgroups libc_setgroups
+//go:cgo_import_dynamic libc_setgroups setgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_wait4_trampoline), uintptr(pid), uintptr(unsafe.Pointer(wstatus)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0, 0)
+	wpid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_wait4_trampoline()
+
+//go:linkname libc_wait4 libc_wait4
+//go:cgo_import_dynamic libc_wait4 wait4 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_accept_trampoline), uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_accept_trampoline()
+
+//go:linkname libc_accept libc_accept
+//go:cgo_import_dynamic libc_accept accept "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_bind_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_bind_trampoline()
+
+//go:linkname libc_bind libc_bind
+//go:cgo_import_dynamic libc_bind bind "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_connect_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_connect_trampoline()
+
+//go:linkname libc_connect libc_connect
+//go:cgo_import_dynamic libc_connect connect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socket(domain int, typ int, proto int) (fd int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_socket_trampoline), uintptr(domain), uintptr(typ), uintptr(proto))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socket_trampoline()
+
+//go:linkname libc_socket libc_socket
+//go:cgo_import_dynamic libc_socket socket "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_getsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockopt_trampoline()
+
+//go:linkname libc_getsockopt libc_getsockopt
+//go:cgo_import_dynamic libc_getsockopt getsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_setsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsockopt_trampoline()
+
+//go:linkname libc_setsockopt libc_setsockopt
+//go:cgo_import_dynamic libc_setsockopt setsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getpeername_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpeername_trampoline()
+
+//go:linkname libc_getpeername libc_getpeername
+//go:cgo_import_dynamic libc_getpeername getpeername "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getsockname_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockname_trampoline()
+
+//go:linkname libc_getsockname libc_getsockname
+//go:cgo_import_dynamic libc_getsockname getsockname "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Shutdown(s int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_shutdown_trampoline), uintptr(s), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_shutdown_trampoline()
+
+//go:linkname libc_shutdown libc_shutdown
+//go:cgo_import_dynamic libc_shutdown shutdown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) {
+	_, _, e1 := syscall_rawSyscall6(funcPC(libc_socketpair_trampoline), uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socketpair_trampoline()
+
+//go:linkname libc_socketpair libc_socketpair
+//go:cgo_import_dynamic libc_socketpair socketpair "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_recvfrom_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvfrom_trampoline()
+
+//go:linkname libc_recvfrom libc_recvfrom
+//go:cgo_import_dynamic libc_recvfrom recvfrom "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_sendto_trampoline), uintptr(s), uintptr(_p0), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendto_trampoline()
+
+//go:linkname libc_sendto libc_sendto
+//go:cgo_import_dynamic libc_sendto sendto "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_recvmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvmsg_trampoline()
+
+//go:linkname libc_recvmsg libc_recvmsg
+//go:cgo_import_dynamic libc_recvmsg recvmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_sendmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendmsg_trampoline()
+
+//go:linkname libc_sendmsg libc_sendmsg
+//go:cgo_import_dynamic libc_sendmsg sendmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, nevent int, timeout *Timespec) (n int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_kevent_trampoline), uintptr(kq), uintptr(change), uintptr(nchange), uintptr(event), uintptr(nevent), uintptr(unsafe.Pointer(timeout)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kevent_trampoline()
+
+//go:linkname libc_kevent libc_kevent
+//go:cgo_import_dynamic libc_kevent kevent "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
+	var _p0 unsafe.Pointer
+	if len(mib) > 0 {
+		_p0 = unsafe.Pointer(&mib[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc___sysctl_trampoline), uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___sysctl_trampoline()
+
+//go:linkname libc___sysctl libc___sysctl
+//go:cgo_import_dynamic libc___sysctl __sysctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func utimes(path string, timeval *[2]Timeval) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_utimes_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_utimes_trampoline()
+
+//go:linkname libc_utimes libc_utimes
+//go:cgo_import_dynamic libc_utimes utimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func futimes(fd int, timeval *[2]Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_futimes_trampoline), uintptr(fd), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_futimes_trampoline()
+
+//go:linkname libc_futimes libc_futimes
+//go:cgo_import_dynamic libc_futimes futimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fcntl(fd int, cmd int, arg int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fcntl_trampoline), uintptr(fd), uintptr(cmd), uintptr(arg))
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fcntl_trampoline()
+
+//go:linkname libc_fcntl libc_fcntl
+//go:cgo_import_dynamic libc_fcntl fcntl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_poll_trampoline), uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_poll_trampoline()
+
+//go:linkname libc_poll libc_poll
+//go:cgo_import_dynamic libc_poll poll "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Madvise(b []byte, behav int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_madvise_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(behav))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_madvise_trampoline()
+
+//go:linkname libc_madvise libc_madvise
+//go:cgo_import_dynamic libc_madvise madvise "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlock_trampoline()
+
+//go:linkname libc_mlock libc_mlock
+//go:cgo_import_dynamic libc_mlock mlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlockall(flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_mlockall_trampoline), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlockall_trampoline()
+
+//go:linkname libc_mlockall libc_mlockall
+//go:cgo_import_dynamic libc_mlockall mlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mprotect(b []byte, prot int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mprotect_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(prot))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mprotect_trampoline()
+
+//go:linkname libc_mprotect libc_mprotect
+//go:cgo_import_dynamic libc_mprotect mprotect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Msync(b []byte, flags int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_msync_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_msync_trampoline()
+
+//go:linkname libc_msync libc_msync
+//go:cgo_import_dynamic libc_msync msync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_munlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlock_trampoline()
+
+//go:linkname libc_munlock libc_munlock
+//go:cgo_import_dynamic libc_munlock munlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlockall() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munlockall_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlockall_trampoline()
+
+//go:linkname libc_munlockall libc_munlockall
+//go:cgo_import_dynamic libc_munlockall munlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_ptrace_trampoline), uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ptrace_trampoline()
+
+//go:linkname libc_ptrace libc_ptrace
+//go:cgo_import_dynamic libc_ptrace ptrace "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func pipe() (r int, w int, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
+	r = int(r0)
+	w = int(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pipe_trampoline()
+
+//go:linkname libc_pipe libc_pipe
+//go:cgo_import_dynamic libc_pipe pipe "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getxattr(path string, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_getxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getxattr_trampoline()
+
+//go:linkname libc_getxattr libc_getxattr
+//go:cgo_import_dynamic libc_getxattr getxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fgetxattr(fd int, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_fgetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fgetxattr_trampoline()
+
+//go:linkname libc_fgetxattr libc_fgetxattr
+//go:cgo_import_dynamic libc_fgetxattr fgetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setxattr(path string, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_setxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setxattr_trampoline()
+
+//go:linkname libc_setxattr libc_setxattr
+//go:cgo_import_dynamic libc_setxattr setxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fsetxattr(fd int, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fsetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsetxattr_trampoline()
+
+//go:linkname libc_fsetxattr libc_fsetxattr
+//go:cgo_import_dynamic libc_fsetxattr fsetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func removexattr(path string, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_removexattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_removexattr_trampoline()
+
+//go:linkname libc_removexattr libc_removexattr
+//go:cgo_import_dynamic libc_removexattr removexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fremovexattr(fd int, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_fremovexattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fremovexattr_trampoline()
+
+//go:linkname libc_fremovexattr libc_fremovexattr
+//go:cgo_import_dynamic libc_fremovexattr fremovexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func listxattr(path string, dest *byte, size int, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_listxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listxattr_trampoline()
+
+//go:linkname libc_listxattr libc_listxattr
+//go:cgo_import_dynamic libc_listxattr listxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func flistxattr(fd int, dest *byte, size int, options int) (sz int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_flistxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flistxattr_trampoline()
+
+//go:linkname libc_flistxattr libc_flistxattr
+//go:cgo_import_dynamic libc_flistxattr flistxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kill(pid int, signum int, posix int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_kill_trampoline), uintptr(pid), uintptr(signum), uintptr(posix))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kill_trampoline()
+
+//go:linkname libc_kill libc_kill
+//go:cgo_import_dynamic libc_kill kill "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ioctl(fd int, req uint, arg uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ioctl_trampoline), uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ioctl_trampoline()
+
+//go:linkname libc_ioctl libc_ioctl
+//go:cgo_import_dynamic libc_ioctl ioctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Access(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_access_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_access_trampoline()
+
+//go:linkname libc_access libc_access
+//go:cgo_import_dynamic libc_access access "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Adjtime(delta *Timeval, olddelta *Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_adjtime_trampoline), uintptr(unsafe.Pointer(delta)), uintptr(unsafe.Pointer(olddelta)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_adjtime_trampoline()
+
+//go:linkname libc_adjtime libc_adjtime
+//go:cgo_import_dynamic libc_adjtime adjtime "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chdir_trampoline()
+
+//go:linkname libc_chdir libc_chdir
+//go:cgo_import_dynamic libc_chdir chdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chflags(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chflags_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chflags_trampoline()
+
+//go:linkname libc_chflags libc_chflags
+//go:cgo_import_dynamic libc_chflags chflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chmod(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chmod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chmod_trampoline()
+
+//go:linkname libc_chmod libc_chmod
+//go:cgo_import_dynamic libc_chmod chmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chown_trampoline()
+
+//go:linkname libc_chown libc_chown
+//go:cgo_import_dynamic libc_chown chown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chroot(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chroot_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chroot_trampoline()
+
+//go:linkname libc_chroot libc_chroot
+//go:cgo_import_dynamic libc_chroot chroot "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Close(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_close_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_close_trampoline()
+
+//go:linkname libc_close libc_close
+//go:cgo_import_dynamic libc_close close "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup(fd int) (nfd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
+	nfd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup_trampoline()
+
+//go:linkname libc_dup libc_dup
+//go:cgo_import_dynamic libc_dup dup "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup2(from int, to int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_dup2_trampoline), uintptr(from), uintptr(to), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup2_trampoline()
+
+//go:linkname libc_dup2 libc_dup2
+//go:cgo_import_dynamic libc_dup2 dup2 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exchangedata(path1 string, path2 string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path1)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(path2)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_exchangedata_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_exchangedata_trampoline()
+
+//go:linkname libc_exchangedata libc_exchangedata
+//go:cgo_import_dynamic libc_exchangedata exchangedata "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exit(code int) {
+	syscall_syscall(funcPC(libc_exit_trampoline), uintptr(code), 0, 0)
+	return
+}
+
+func libc_exit_trampoline()
+
+//go:linkname libc_exit libc_exit
+//go:cgo_import_dynamic libc_exit exit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_faccessat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_faccessat_trampoline()
+
+//go:linkname libc_faccessat libc_faccessat
+//go:cgo_import_dynamic libc_faccessat faccessat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchdir(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchdir_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchdir_trampoline()
+
+//go:linkname libc_fchdir libc_fchdir
+//go:cgo_import_dynamic libc_fchdir fchdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchflags(fd int, flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchflags_trampoline), uintptr(fd), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchflags_trampoline()
+
+//go:linkname libc_fchflags libc_fchflags
+//go:cgo_import_dynamic libc_fchflags fchflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmod(fd int, mode uint32) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchmod_trampoline), uintptr(fd), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmod_trampoline()
+
+//go:linkname libc_fchmod libc_fchmod
+//go:cgo_import_dynamic libc_fchmod fchmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchmodat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmodat_trampoline()
+
+//go:linkname libc_fchmodat libc_fchmodat
+//go:cgo_import_dynamic libc_fchmodat fchmodat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchown(fd int, uid int, gid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchown_trampoline), uintptr(fd), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchown_trampoline()
+
+//go:linkname libc_fchown libc_fchown
+//go:cgo_import_dynamic libc_fchown fchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchownat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchownat_trampoline()
+
+//go:linkname libc_fchownat libc_fchownat
+//go:cgo_import_dynamic libc_fchownat fchownat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Flock(fd int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flock_trampoline()
+
+//go:linkname libc_flock libc_flock
+//go:cgo_import_dynamic libc_flock flock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fpathconf(fd int, name int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fpathconf_trampoline), uintptr(fd), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fpathconf_trampoline()
+
+//go:linkname libc_fpathconf libc_fpathconf
+//go:cgo_import_dynamic libc_fpathconf fpathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstat(fd int, stat *Stat_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstat64_trampoline()
+
+//go:linkname libc_fstat64 libc_fstat64
+//go:cgo_import_dynamic libc_fstat64 fstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fstatat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatat64_trampoline()
+
+//go:linkname libc_fstatat64 libc_fstatat64
+//go:cgo_import_dynamic libc_fstatat64 fstatat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatfs(fd int, stat *Statfs_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstatfs64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatfs64_trampoline()
+
+//go:linkname libc_fstatfs64 libc_fstatfs64
+//go:cgo_import_dynamic libc_fstatfs64 fstatfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fsync(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fsync_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsync_trampoline()
+
+//go:linkname libc_fsync libc_fsync
+//go:cgo_import_dynamic libc_fsync fsync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Ftruncate(fd int, length int64) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ftruncate_trampoline), uintptr(fd), uintptr(length), uintptr(length>>32))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ftruncate_trampoline()
+
+//go:linkname libc_ftruncate libc_ftruncate
+//go:cgo_import_dynamic libc_ftruncate ftruncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc___getdirentries64_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___getdirentries64_trampoline()
+
+//go:linkname libc___getdirentries64 libc___getdirentries64
+//go:cgo_import_dynamic libc___getdirentries64 __getdirentries64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdtablesize() (size int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
+	size = int(r0)
+	return
+}
+
+func libc_getdtablesize_trampoline()
+
+//go:linkname libc_getdtablesize libc_getdtablesize
+//go:cgo_import_dynamic libc_getdtablesize getdtablesize "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getegid() (egid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getegid_trampoline), 0, 0, 0)
+	egid = int(r0)
+	return
+}
+
+func libc_getegid_trampoline()
+
+//go:linkname libc_getegid libc_getegid
+//go:cgo_import_dynamic libc_getegid getegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Geteuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_geteuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_geteuid_trampoline()
+
+//go:linkname libc_geteuid libc_geteuid
+//go:cgo_import_dynamic libc_geteuid geteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getgid() (gid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getgid_trampoline), 0, 0, 0)
+	gid = int(r0)
+	return
+}
+
+func libc_getgid_trampoline()
+
+//go:linkname libc_getgid libc_getgid
+//go:cgo_import_dynamic libc_getgid getgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgid(pid int) (pgid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getpgid_trampoline), uintptr(pid), 0, 0)
+	pgid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpgid_trampoline()
+
+//go:linkname libc_getpgid libc_getpgid
+//go:cgo_import_dynamic libc_getpgid getpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgrp() (pgrp int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpgrp_trampoline), 0, 0, 0)
+	pgrp = int(r0)
+	return
+}
+
+func libc_getpgrp_trampoline()
+
+//go:linkname libc_getpgrp libc_getpgrp
+//go:cgo_import_dynamic libc_getpgrp getpgrp "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpid() (pid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	return
+}
+
+func libc_getpid_trampoline()
+
+//go:linkname libc_getpid libc_getpid
+//go:cgo_import_dynamic libc_getpid getpid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getppid() (ppid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getppid_trampoline), 0, 0, 0)
+	ppid = int(r0)
+	return
+}
+
+func libc_getppid_trampoline()
+
+//go:linkname libc_getppid libc_getppid
+//go:cgo_import_dynamic libc_getppid getppid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpriority(which int, who int) (prio int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getpriority_trampoline), uintptr(which), uintptr(who), 0)
+	prio = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpriority_trampoline()
+
+//go:linkname libc_getpriority libc_getpriority
+//go:cgo_import_dynamic libc_getpriority getpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrlimit_trampoline()
+
+//go:linkname libc_getrlimit libc_getrlimit
+//go:cgo_import_dynamic libc_getrlimit getrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrusage(who int, rusage *Rusage) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrusage_trampoline), uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrusage_trampoline()
+
+//go:linkname libc_getrusage libc_getrusage
+//go:cgo_import_dynamic libc_getrusage getrusage "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getsid(pid int) (sid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getsid_trampoline), uintptr(pid), 0, 0)
+	sid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsid_trampoline()
+
+//go:linkname libc_getsid libc_getsid
+//go:cgo_import_dynamic libc_getsid getsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_getuid_trampoline()
+
+//go:linkname libc_getuid libc_getuid
+//go:cgo_import_dynamic libc_getuid getuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Issetugid() (tainted bool) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_issetugid_trampoline), 0, 0, 0)
+	tainted = bool(r0 != 0)
+	return
+}
+
+func libc_issetugid_trampoline()
+
+//go:linkname libc_issetugid libc_issetugid
+//go:cgo_import_dynamic libc_issetugid issetugid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Kqueue() (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_kqueue_trampoline), 0, 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kqueue_trampoline()
+
+//go:linkname libc_kqueue libc_kqueue
+//go:cgo_import_dynamic libc_kqueue kqueue "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lchown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lchown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lchown_trampoline()
+
+//go:linkname libc_lchown libc_lchown
+//go:cgo_import_dynamic libc_lchown lchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Link(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_link_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_link_trampoline()
+
+//go:linkname libc_link libc_link
+//go:cgo_import_dynamic libc_link link "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_linkat_trampoline), uintptr(pathfd), uintptr(unsafe.Pointer(_p0)), uintptr(linkfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_linkat_trampoline()
+
+//go:linkname libc_linkat libc_linkat
+//go:cgo_import_dynamic libc_linkat linkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Listen(s int, backlog int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_listen_trampoline), uintptr(s), uintptr(backlog), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listen_trampoline()
+
+//go:linkname libc_listen libc_listen
+//go:cgo_import_dynamic libc_listen listen "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lstat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lstat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lstat64_trampoline()
+
+//go:linkname libc_lstat64 libc_lstat64
+//go:cgo_import_dynamic libc_lstat64 lstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdir(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdir_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdir_trampoline()
+
+//go:linkname libc_mkdir libc_mkdir
+//go:cgo_import_dynamic libc_mkdir mkdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdirat(dirfd int, path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdirat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdirat_trampoline()
+
+//go:linkname libc_mkdirat libc_mkdirat
+//go:cgo_import_dynamic libc_mkdirat mkdirat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkfifo(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkfifo_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkfifo_trampoline()
+
+//go:linkname libc_mkfifo libc_mkfifo
+//go:cgo_import_dynamic libc_mkfifo mkfifo "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mknod(path string, mode uint32, dev int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mknod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(dev))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mknod_trampoline()
+
+//go:linkname libc_mknod libc_mknod
+//go:cgo_import_dynamic libc_mknod mknod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Open(path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_open_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_open_trampoline()
+
+//go:linkname libc_open libc_open
+//go:cgo_import_dynamic libc_open open "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_openat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm), 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_openat_trampoline()
+
+//go:linkname libc_openat libc_openat
+//go:cgo_import_dynamic libc_openat openat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pathconf(path string, name int) (val int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_pathconf_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pathconf_trampoline()
+
+//go:linkname libc_pathconf libc_pathconf
+//go:cgo_import_dynamic libc_pathconf pathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pread(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pread_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pread_trampoline()
+
+//go:linkname libc_pread libc_pread
+//go:cgo_import_dynamic libc_pread pread "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pwrite_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pwrite_trampoline()
+
+//go:linkname libc_pwrite libc_pwrite
+//go:cgo_import_dynamic libc_pwrite pwrite "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func read(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_read_trampoline()
+
+//go:linkname libc_read libc_read
+//go:cgo_import_dynamic libc_read read "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlink(path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_readlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlink_trampoline()
+
+//go:linkname libc_readlink libc_readlink
+//go:cgo_import_dynamic libc_readlink readlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_readlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlinkat_trampoline()
+
+//go:linkname libc_readlinkat libc_readlinkat
+//go:cgo_import_dynamic libc_readlinkat readlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rename(from string, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rename_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rename_trampoline()
+
+//go:linkname libc_rename libc_rename
+//go:cgo_import_dynamic libc_rename rename "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Renameat(fromfd int, from string, tofd int, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_renameat_trampoline), uintptr(fromfd), uintptr(unsafe.Pointer(_p0)), uintptr(tofd), uintptr(unsafe.Pointer(_p1)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_renameat_trampoline()
+
+//go:linkname libc_renameat libc_renameat
+//go:cgo_import_dynamic libc_renameat renameat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Revoke(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_revoke_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_revoke_trampoline()
+
+//go:linkname libc_revoke libc_revoke
+//go:cgo_import_dynamic libc_revoke revoke "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rmdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rmdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rmdir_trampoline()
+
+//go:linkname libc_rmdir libc_rmdir
+//go:cgo_import_dynamic libc_rmdir rmdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
+	r0, r1, e1 := syscall_syscall6(funcPC(libc_lseek_trampoline), uintptr(fd), uintptr(offset), uintptr(offset>>32), uintptr(whence), 0, 0)
+	newoffset = int64(int64(r1)<<32 | int64(r0))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lseek_trampoline()
+
+//go:linkname libc_lseek libc_lseek
+//go:cgo_import_dynamic libc_lseek lseek "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_select_trampoline), uintptr(n), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_select_trampoline()
+
+//go:linkname libc_select libc_select
+//go:cgo_import_dynamic libc_select select "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setegid(egid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setegid_trampoline), uintptr(egid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setegid_trampoline()
+
+//go:linkname libc_setegid libc_setegid
+//go:cgo_import_dynamic libc_setegid setegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seteuid(euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_seteuid_trampoline), uintptr(euid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_seteuid_trampoline()
+
+//go:linkname libc_seteuid libc_seteuid
+//go:cgo_import_dynamic libc_seteuid seteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setgid(gid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgid_trampoline), uintptr(gid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgid_trampoline()
+
+//go:linkname libc_setgid libc_setgid
+//go:cgo_import_dynamic libc_setgid setgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setlogin(name string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(name)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_setlogin_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setlogin_trampoline()
+
+//go:linkname libc_setlogin libc_setlogin
+//go:cgo_import_dynamic libc_setlogin setlogin "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpgid(pid int, pgid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setpgid_trampoline), uintptr(pid), uintptr(pgid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpgid_trampoline()
+
+//go:linkname libc_setpgid libc_setpgid
+//go:cgo_import_dynamic libc_setpgid setpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpriority(which int, who int, prio int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setpriority_trampoline), uintptr(which), uintptr(who), uintptr(prio))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpriority_trampoline()
+
+//go:linkname libc_setpriority libc_setpriority
+//go:cgo_import_dynamic libc_setpriority setpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setprivexec(flag int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setprivexec_trampoline), uintptr(flag), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setprivexec_trampoline()
+
+//go:linkname libc_setprivexec libc_setprivexec
+//go:cgo_import_dynamic libc_setprivexec setprivexec "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setregid(rgid int, egid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setregid_trampoline), uintptr(rgid), uintptr(egid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setregid_trampoline()
+
+//go:linkname libc_setregid libc_setregid
+//go:cgo_import_dynamic libc_setregid setregid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setreuid(ruid int, euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setreuid_trampoline), uintptr(ruid), uintptr(euid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setreuid_trampoline()
+
+//go:linkname libc_setreuid libc_setreuid
+//go:cgo_import_dynamic libc_setreuid setreuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setrlimit_trampoline()
+
+//go:linkname libc_setrlimit libc_setrlimit
+//go:cgo_import_dynamic libc_setrlimit setrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setsid() (pid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_setsid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsid_trampoline()
+
+//go:linkname libc_setsid libc_setsid
+//go:cgo_import_dynamic libc_setsid setsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Settimeofday(tp *Timeval) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_settimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_settimeofday_trampoline()
+
+//go:linkname libc_settimeofday libc_settimeofday
+//go:cgo_import_dynamic libc_settimeofday settimeofday "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setuid(uid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setuid_trampoline), uintptr(uid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setuid_trampoline()
+
+//go:linkname libc_setuid libc_setuid
+//go:cgo_import_dynamic libc_setuid setuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Stat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_stat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_stat64_trampoline()
+
+//go:linkname libc_stat64 libc_stat64
+//go:cgo_import_dynamic libc_stat64 stat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Statfs(path string, stat *Statfs_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_statfs64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_statfs64_trampoline()
+
+//go:linkname libc_statfs64 libc_statfs64
+//go:cgo_import_dynamic libc_statfs64 statfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlink(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlink_trampoline()
+
+//go:linkname libc_symlink libc_symlink
+//go:cgo_import_dynamic libc_symlink symlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(oldpath)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(newpath)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlinkat_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(newdirfd), uintptr(unsafe.Pointer(_p1)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlinkat_trampoline()
+
+//go:linkname libc_symlinkat libc_symlinkat
+//go:cgo_import_dynamic libc_symlinkat symlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Sync() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_sync_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sync_trampoline()
+
+//go:linkname libc_sync libc_sync
+//go:cgo_import_dynamic libc_sync sync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Truncate(path string, length int64) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_truncate_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(length), uintptr(length>>32))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_truncate_trampoline()
+
+//go:linkname libc_truncate libc_truncate
+//go:cgo_import_dynamic libc_truncate truncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Umask(newmask int) (oldmask int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_umask_trampoline), uintptr(newmask), 0, 0)
+	oldmask = int(r0)
+	return
+}
+
+func libc_umask_trampoline()
+
+//go:linkname libc_umask libc_umask
+//go:cgo_import_dynamic libc_umask umask "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Undelete(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_undelete_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_undelete_trampoline()
+
+//go:linkname libc_undelete libc_undelete
+//go:cgo_import_dynamic libc_undelete undelete "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlink(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlink_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlink_trampoline()
+
+//go:linkname libc_unlink libc_unlink
+//go:cgo_import_dynamic libc_unlink unlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlinkat(dirfd int, path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlinkat_trampoline()
+
+//go:linkname libc_unlinkat libc_unlinkat
+//go:cgo_import_dynamic libc_unlinkat unlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unmount(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unmount_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unmount_trampoline()
+
+//go:linkname libc_unmount libc_unmount
+//go:cgo_import_dynamic libc_unmount unmount "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func write(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_write_trampoline()
+
+//go:linkname libc_write libc_write
+//go:cgo_import_dynamic libc_write write "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall_syscall9(funcPC(libc_mmap_trampoline), uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), uintptr(pos), uintptr(pos>>32), 0, 0)
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mmap_trampoline()
+
+//go:linkname libc_mmap libc_mmap
+//go:cgo_import_dynamic libc_mmap mmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func munmap(addr uintptr, length uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munmap_trampoline), uintptr(addr), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munmap_trampoline()
+
+//go:linkname libc_munmap libc_munmap
+//go:cgo_import_dynamic libc_munmap munmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func gettimeofday(tp *Timeval) (sec int32, usec int32, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_gettimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	sec = int32(r0)
+	usec = int32(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_gettimeofday_trampoline()
+
+//go:linkname libc_gettimeofday libc_gettimeofday
+//go:cgo_import_dynamic libc_gettimeofday gettimeofday "/usr/lib/libSystem.B.dylib"
diff --git a/unix/zsyscall_darwin_386.go b/unix/zsyscall_darwin_386.go
index 8b7f273..835cf81 100644
--- a/unix/zsyscall_darwin_386.go
+++ b/unix/zsyscall_darwin_386.go
@@ -1,7 +1,7 @@
-// go run mksyscall.go -l32 -tags darwin,386 syscall_bsd.go syscall_darwin.go syscall_darwin_386.go
+// go run mksyscall.go -l32 -tags darwin,386,!go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_386.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
-// +build darwin,386
+// +build darwin,386,!go1.12
 
 package unix
 
diff --git a/unix/zsyscall_darwin_386.s b/unix/zsyscall_darwin_386.s
new file mode 100644
index 0000000..34b7023
--- /dev/null
+++ b/unix/zsyscall_darwin_386.s
@@ -0,0 +1,276 @@
+// go run mkasm_darwin.go 386
+// Code generated by the command above; DO NOT EDIT.
+
+// +build go1.12
+
+#include "textflag.h"
+TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgroups(SB)
+TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgroups(SB)
+TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_wait4(SB)
+TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_accept(SB)
+TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_bind(SB)
+TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_connect(SB)
+TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socket(SB)
+TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockopt(SB)
+TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsockopt(SB)
+TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpeername(SB)
+TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockname(SB)
+TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_shutdown(SB)
+TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socketpair(SB)
+TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvfrom(SB)
+TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendto(SB)
+TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvmsg(SB)
+TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendmsg(SB)
+TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kevent(SB)
+TEXT ·libc___sysctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___sysctl(SB)
+TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_utimes(SB)
+TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_futimes(SB)
+TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fcntl(SB)
+TEXT ·libc_poll_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_poll(SB)
+TEXT ·libc_madvise_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_madvise(SB)
+TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlock(SB)
+TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlockall(SB)
+TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mprotect(SB)
+TEXT ·libc_msync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_msync(SB)
+TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlock(SB)
+TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlockall(SB)
+TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ptrace(SB)
+TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pipe(SB)
+TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getxattr(SB)
+TEXT ·libc_fgetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fgetxattr(SB)
+TEXT ·libc_setxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setxattr(SB)
+TEXT ·libc_fsetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsetxattr(SB)
+TEXT ·libc_removexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_removexattr(SB)
+TEXT ·libc_fremovexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fremovexattr(SB)
+TEXT ·libc_listxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listxattr(SB)
+TEXT ·libc_flistxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flistxattr(SB)
+TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kill(SB)
+TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ioctl(SB)
+TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_access(SB)
+TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_adjtime(SB)
+TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chdir(SB)
+TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chflags(SB)
+TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chmod(SB)
+TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chown(SB)
+TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chroot(SB)
+TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_close(SB)
+TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup(SB)
+TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup2(SB)
+TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exchangedata(SB)
+TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exit(SB)
+TEXT ·libc_faccessat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_faccessat(SB)
+TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchdir(SB)
+TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchflags(SB)
+TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmod(SB)
+TEXT ·libc_fchmodat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmodat(SB)
+TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchown(SB)
+TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchownat(SB)
+TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flock(SB)
+TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fpathconf(SB)
+TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstat64(SB)
+TEXT ·libc_fstatat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatat64(SB)
+TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatfs64(SB)
+TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsync(SB)
+TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ftruncate(SB)
+TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___getdirentries64(SB)
+TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getdtablesize(SB)
+TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getegid(SB)
+TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_geteuid(SB)
+TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgid(SB)
+TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgid(SB)
+TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgrp(SB)
+TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpid(SB)
+TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getppid(SB)
+TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpriority(SB)
+TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrlimit(SB)
+TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrusage(SB)
+TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsid(SB)
+TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getuid(SB)
+TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_issetugid(SB)
+TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kqueue(SB)
+TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lchown(SB)
+TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_link(SB)
+TEXT ·libc_linkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_linkat(SB)
+TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listen(SB)
+TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lstat64(SB)
+TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdir(SB)
+TEXT ·libc_mkdirat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdirat(SB)
+TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkfifo(SB)
+TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mknod(SB)
+TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_open(SB)
+TEXT ·libc_openat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_openat(SB)
+TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pathconf(SB)
+TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pread(SB)
+TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pwrite(SB)
+TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_read(SB)
+TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlink(SB)
+TEXT ·libc_readlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlinkat(SB)
+TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rename(SB)
+TEXT ·libc_renameat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_renameat(SB)
+TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_revoke(SB)
+TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rmdir(SB)
+TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lseek(SB)
+TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_select(SB)
+TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setegid(SB)
+TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_seteuid(SB)
+TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgid(SB)
+TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setlogin(SB)
+TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpgid(SB)
+TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpriority(SB)
+TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setprivexec(SB)
+TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setregid(SB)
+TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setreuid(SB)
+TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setrlimit(SB)
+TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsid(SB)
+TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_settimeofday(SB)
+TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setuid(SB)
+TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_stat64(SB)
+TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_statfs64(SB)
+TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlink(SB)
+TEXT ·libc_symlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlinkat(SB)
+TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sync(SB)
+TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_truncate(SB)
+TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_umask(SB)
+TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_undelete(SB)
+TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlink(SB)
+TEXT ·libc_unlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlinkat(SB)
+TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unmount(SB)
+TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_write(SB)
+TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mmap(SB)
+TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munmap(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_gettimeofday(SB)
diff --git a/unix/zsyscall_darwin_amd64.1_12.go b/unix/zsyscall_darwin_amd64.1_12.go
new file mode 100644
index 0000000..8f4bd85
--- /dev/null
+++ b/unix/zsyscall_darwin_amd64.1_12.go
@@ -0,0 +1,2310 @@
+// go run mksyscall.go -tags darwin,amd64,go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_amd64.go
+// Code generated by the command above; see README.md. DO NOT EDIT.
+
+// +build darwin,amd64,go1.12
+
+package unix
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+var _ syscall.Errno
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getgroups(ngid int, gid *_Gid_t) (n int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getgroups_trampoline()
+
+//go:linkname libc_getgroups libc_getgroups
+//go:cgo_import_dynamic libc_getgroups getgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setgroups(ngid int, gid *_Gid_t) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgroups_trampoline()
+
+//go:linkname libc_setgroups libc_setgroups
+//go:cgo_import_dynamic libc_setgroups setgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_wait4_trampoline), uintptr(pid), uintptr(unsafe.Pointer(wstatus)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0, 0)
+	wpid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_wait4_trampoline()
+
+//go:linkname libc_wait4 libc_wait4
+//go:cgo_import_dynamic libc_wait4 wait4 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_accept_trampoline), uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_accept_trampoline()
+
+//go:linkname libc_accept libc_accept
+//go:cgo_import_dynamic libc_accept accept "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_bind_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_bind_trampoline()
+
+//go:linkname libc_bind libc_bind
+//go:cgo_import_dynamic libc_bind bind "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_connect_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_connect_trampoline()
+
+//go:linkname libc_connect libc_connect
+//go:cgo_import_dynamic libc_connect connect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socket(domain int, typ int, proto int) (fd int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_socket_trampoline), uintptr(domain), uintptr(typ), uintptr(proto))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socket_trampoline()
+
+//go:linkname libc_socket libc_socket
+//go:cgo_import_dynamic libc_socket socket "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_getsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockopt_trampoline()
+
+//go:linkname libc_getsockopt libc_getsockopt
+//go:cgo_import_dynamic libc_getsockopt getsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_setsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsockopt_trampoline()
+
+//go:linkname libc_setsockopt libc_setsockopt
+//go:cgo_import_dynamic libc_setsockopt setsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getpeername_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpeername_trampoline()
+
+//go:linkname libc_getpeername libc_getpeername
+//go:cgo_import_dynamic libc_getpeername getpeername "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getsockname_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockname_trampoline()
+
+//go:linkname libc_getsockname libc_getsockname
+//go:cgo_import_dynamic libc_getsockname getsockname "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Shutdown(s int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_shutdown_trampoline), uintptr(s), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_shutdown_trampoline()
+
+//go:linkname libc_shutdown libc_shutdown
+//go:cgo_import_dynamic libc_shutdown shutdown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) {
+	_, _, e1 := syscall_rawSyscall6(funcPC(libc_socketpair_trampoline), uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socketpair_trampoline()
+
+//go:linkname libc_socketpair libc_socketpair
+//go:cgo_import_dynamic libc_socketpair socketpair "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_recvfrom_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvfrom_trampoline()
+
+//go:linkname libc_recvfrom libc_recvfrom
+//go:cgo_import_dynamic libc_recvfrom recvfrom "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_sendto_trampoline), uintptr(s), uintptr(_p0), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendto_trampoline()
+
+//go:linkname libc_sendto libc_sendto
+//go:cgo_import_dynamic libc_sendto sendto "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_recvmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvmsg_trampoline()
+
+//go:linkname libc_recvmsg libc_recvmsg
+//go:cgo_import_dynamic libc_recvmsg recvmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_sendmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendmsg_trampoline()
+
+//go:linkname libc_sendmsg libc_sendmsg
+//go:cgo_import_dynamic libc_sendmsg sendmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, nevent int, timeout *Timespec) (n int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_kevent_trampoline), uintptr(kq), uintptr(change), uintptr(nchange), uintptr(event), uintptr(nevent), uintptr(unsafe.Pointer(timeout)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kevent_trampoline()
+
+//go:linkname libc_kevent libc_kevent
+//go:cgo_import_dynamic libc_kevent kevent "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
+	var _p0 unsafe.Pointer
+	if len(mib) > 0 {
+		_p0 = unsafe.Pointer(&mib[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc___sysctl_trampoline), uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___sysctl_trampoline()
+
+//go:linkname libc___sysctl libc___sysctl
+//go:cgo_import_dynamic libc___sysctl __sysctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func utimes(path string, timeval *[2]Timeval) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_utimes_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_utimes_trampoline()
+
+//go:linkname libc_utimes libc_utimes
+//go:cgo_import_dynamic libc_utimes utimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func futimes(fd int, timeval *[2]Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_futimes_trampoline), uintptr(fd), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_futimes_trampoline()
+
+//go:linkname libc_futimes libc_futimes
+//go:cgo_import_dynamic libc_futimes futimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fcntl(fd int, cmd int, arg int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fcntl_trampoline), uintptr(fd), uintptr(cmd), uintptr(arg))
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fcntl_trampoline()
+
+//go:linkname libc_fcntl libc_fcntl
+//go:cgo_import_dynamic libc_fcntl fcntl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_poll_trampoline), uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_poll_trampoline()
+
+//go:linkname libc_poll libc_poll
+//go:cgo_import_dynamic libc_poll poll "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Madvise(b []byte, behav int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_madvise_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(behav))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_madvise_trampoline()
+
+//go:linkname libc_madvise libc_madvise
+//go:cgo_import_dynamic libc_madvise madvise "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlock_trampoline()
+
+//go:linkname libc_mlock libc_mlock
+//go:cgo_import_dynamic libc_mlock mlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlockall(flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_mlockall_trampoline), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlockall_trampoline()
+
+//go:linkname libc_mlockall libc_mlockall
+//go:cgo_import_dynamic libc_mlockall mlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mprotect(b []byte, prot int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mprotect_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(prot))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mprotect_trampoline()
+
+//go:linkname libc_mprotect libc_mprotect
+//go:cgo_import_dynamic libc_mprotect mprotect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Msync(b []byte, flags int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_msync_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_msync_trampoline()
+
+//go:linkname libc_msync libc_msync
+//go:cgo_import_dynamic libc_msync msync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_munlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlock_trampoline()
+
+//go:linkname libc_munlock libc_munlock
+//go:cgo_import_dynamic libc_munlock munlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlockall() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munlockall_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlockall_trampoline()
+
+//go:linkname libc_munlockall libc_munlockall
+//go:cgo_import_dynamic libc_munlockall munlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_ptrace_trampoline), uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ptrace_trampoline()
+
+//go:linkname libc_ptrace libc_ptrace
+//go:cgo_import_dynamic libc_ptrace ptrace "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func pipe() (r int, w int, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
+	r = int(r0)
+	w = int(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pipe_trampoline()
+
+//go:linkname libc_pipe libc_pipe
+//go:cgo_import_dynamic libc_pipe pipe "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getxattr(path string, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_getxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getxattr_trampoline()
+
+//go:linkname libc_getxattr libc_getxattr
+//go:cgo_import_dynamic libc_getxattr getxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fgetxattr(fd int, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_fgetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fgetxattr_trampoline()
+
+//go:linkname libc_fgetxattr libc_fgetxattr
+//go:cgo_import_dynamic libc_fgetxattr fgetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setxattr(path string, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_setxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setxattr_trampoline()
+
+//go:linkname libc_setxattr libc_setxattr
+//go:cgo_import_dynamic libc_setxattr setxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fsetxattr(fd int, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fsetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsetxattr_trampoline()
+
+//go:linkname libc_fsetxattr libc_fsetxattr
+//go:cgo_import_dynamic libc_fsetxattr fsetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func removexattr(path string, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_removexattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_removexattr_trampoline()
+
+//go:linkname libc_removexattr libc_removexattr
+//go:cgo_import_dynamic libc_removexattr removexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fremovexattr(fd int, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_fremovexattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fremovexattr_trampoline()
+
+//go:linkname libc_fremovexattr libc_fremovexattr
+//go:cgo_import_dynamic libc_fremovexattr fremovexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func listxattr(path string, dest *byte, size int, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_listxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listxattr_trampoline()
+
+//go:linkname libc_listxattr libc_listxattr
+//go:cgo_import_dynamic libc_listxattr listxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func flistxattr(fd int, dest *byte, size int, options int) (sz int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_flistxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flistxattr_trampoline()
+
+//go:linkname libc_flistxattr libc_flistxattr
+//go:cgo_import_dynamic libc_flistxattr flistxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kill(pid int, signum int, posix int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_kill_trampoline), uintptr(pid), uintptr(signum), uintptr(posix))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kill_trampoline()
+
+//go:linkname libc_kill libc_kill
+//go:cgo_import_dynamic libc_kill kill "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ioctl(fd int, req uint, arg uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ioctl_trampoline), uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ioctl_trampoline()
+
+//go:linkname libc_ioctl libc_ioctl
+//go:cgo_import_dynamic libc_ioctl ioctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Access(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_access_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_access_trampoline()
+
+//go:linkname libc_access libc_access
+//go:cgo_import_dynamic libc_access access "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Adjtime(delta *Timeval, olddelta *Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_adjtime_trampoline), uintptr(unsafe.Pointer(delta)), uintptr(unsafe.Pointer(olddelta)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_adjtime_trampoline()
+
+//go:linkname libc_adjtime libc_adjtime
+//go:cgo_import_dynamic libc_adjtime adjtime "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chdir_trampoline()
+
+//go:linkname libc_chdir libc_chdir
+//go:cgo_import_dynamic libc_chdir chdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chflags(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chflags_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chflags_trampoline()
+
+//go:linkname libc_chflags libc_chflags
+//go:cgo_import_dynamic libc_chflags chflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chmod(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chmod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chmod_trampoline()
+
+//go:linkname libc_chmod libc_chmod
+//go:cgo_import_dynamic libc_chmod chmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chown_trampoline()
+
+//go:linkname libc_chown libc_chown
+//go:cgo_import_dynamic libc_chown chown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chroot(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chroot_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chroot_trampoline()
+
+//go:linkname libc_chroot libc_chroot
+//go:cgo_import_dynamic libc_chroot chroot "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Close(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_close_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_close_trampoline()
+
+//go:linkname libc_close libc_close
+//go:cgo_import_dynamic libc_close close "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup(fd int) (nfd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
+	nfd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup_trampoline()
+
+//go:linkname libc_dup libc_dup
+//go:cgo_import_dynamic libc_dup dup "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup2(from int, to int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_dup2_trampoline), uintptr(from), uintptr(to), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup2_trampoline()
+
+//go:linkname libc_dup2 libc_dup2
+//go:cgo_import_dynamic libc_dup2 dup2 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exchangedata(path1 string, path2 string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path1)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(path2)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_exchangedata_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_exchangedata_trampoline()
+
+//go:linkname libc_exchangedata libc_exchangedata
+//go:cgo_import_dynamic libc_exchangedata exchangedata "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exit(code int) {
+	syscall_syscall(funcPC(libc_exit_trampoline), uintptr(code), 0, 0)
+	return
+}
+
+func libc_exit_trampoline()
+
+//go:linkname libc_exit libc_exit
+//go:cgo_import_dynamic libc_exit exit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_faccessat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_faccessat_trampoline()
+
+//go:linkname libc_faccessat libc_faccessat
+//go:cgo_import_dynamic libc_faccessat faccessat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchdir(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchdir_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchdir_trampoline()
+
+//go:linkname libc_fchdir libc_fchdir
+//go:cgo_import_dynamic libc_fchdir fchdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchflags(fd int, flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchflags_trampoline), uintptr(fd), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchflags_trampoline()
+
+//go:linkname libc_fchflags libc_fchflags
+//go:cgo_import_dynamic libc_fchflags fchflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmod(fd int, mode uint32) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchmod_trampoline), uintptr(fd), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmod_trampoline()
+
+//go:linkname libc_fchmod libc_fchmod
+//go:cgo_import_dynamic libc_fchmod fchmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchmodat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmodat_trampoline()
+
+//go:linkname libc_fchmodat libc_fchmodat
+//go:cgo_import_dynamic libc_fchmodat fchmodat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchown(fd int, uid int, gid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchown_trampoline), uintptr(fd), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchown_trampoline()
+
+//go:linkname libc_fchown libc_fchown
+//go:cgo_import_dynamic libc_fchown fchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchownat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchownat_trampoline()
+
+//go:linkname libc_fchownat libc_fchownat
+//go:cgo_import_dynamic libc_fchownat fchownat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Flock(fd int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flock_trampoline()
+
+//go:linkname libc_flock libc_flock
+//go:cgo_import_dynamic libc_flock flock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fpathconf(fd int, name int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fpathconf_trampoline), uintptr(fd), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fpathconf_trampoline()
+
+//go:linkname libc_fpathconf libc_fpathconf
+//go:cgo_import_dynamic libc_fpathconf fpathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstat(fd int, stat *Stat_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstat64_trampoline()
+
+//go:linkname libc_fstat64 libc_fstat64
+//go:cgo_import_dynamic libc_fstat64 fstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fstatat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatat64_trampoline()
+
+//go:linkname libc_fstatat64 libc_fstatat64
+//go:cgo_import_dynamic libc_fstatat64 fstatat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatfs(fd int, stat *Statfs_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstatfs64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatfs64_trampoline()
+
+//go:linkname libc_fstatfs64 libc_fstatfs64
+//go:cgo_import_dynamic libc_fstatfs64 fstatfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fsync(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fsync_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsync_trampoline()
+
+//go:linkname libc_fsync libc_fsync
+//go:cgo_import_dynamic libc_fsync fsync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Ftruncate(fd int, length int64) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ftruncate_trampoline), uintptr(fd), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ftruncate_trampoline()
+
+//go:linkname libc_ftruncate libc_ftruncate
+//go:cgo_import_dynamic libc_ftruncate ftruncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc___getdirentries64_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___getdirentries64_trampoline()
+
+//go:linkname libc___getdirentries64 libc___getdirentries64
+//go:cgo_import_dynamic libc___getdirentries64 __getdirentries64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdtablesize() (size int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
+	size = int(r0)
+	return
+}
+
+func libc_getdtablesize_trampoline()
+
+//go:linkname libc_getdtablesize libc_getdtablesize
+//go:cgo_import_dynamic libc_getdtablesize getdtablesize "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getegid() (egid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getegid_trampoline), 0, 0, 0)
+	egid = int(r0)
+	return
+}
+
+func libc_getegid_trampoline()
+
+//go:linkname libc_getegid libc_getegid
+//go:cgo_import_dynamic libc_getegid getegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Geteuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_geteuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_geteuid_trampoline()
+
+//go:linkname libc_geteuid libc_geteuid
+//go:cgo_import_dynamic libc_geteuid geteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getgid() (gid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getgid_trampoline), 0, 0, 0)
+	gid = int(r0)
+	return
+}
+
+func libc_getgid_trampoline()
+
+//go:linkname libc_getgid libc_getgid
+//go:cgo_import_dynamic libc_getgid getgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgid(pid int) (pgid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getpgid_trampoline), uintptr(pid), 0, 0)
+	pgid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpgid_trampoline()
+
+//go:linkname libc_getpgid libc_getpgid
+//go:cgo_import_dynamic libc_getpgid getpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgrp() (pgrp int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpgrp_trampoline), 0, 0, 0)
+	pgrp = int(r0)
+	return
+}
+
+func libc_getpgrp_trampoline()
+
+//go:linkname libc_getpgrp libc_getpgrp
+//go:cgo_import_dynamic libc_getpgrp getpgrp "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpid() (pid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	return
+}
+
+func libc_getpid_trampoline()
+
+//go:linkname libc_getpid libc_getpid
+//go:cgo_import_dynamic libc_getpid getpid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getppid() (ppid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getppid_trampoline), 0, 0, 0)
+	ppid = int(r0)
+	return
+}
+
+func libc_getppid_trampoline()
+
+//go:linkname libc_getppid libc_getppid
+//go:cgo_import_dynamic libc_getppid getppid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpriority(which int, who int) (prio int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getpriority_trampoline), uintptr(which), uintptr(who), 0)
+	prio = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpriority_trampoline()
+
+//go:linkname libc_getpriority libc_getpriority
+//go:cgo_import_dynamic libc_getpriority getpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrlimit_trampoline()
+
+//go:linkname libc_getrlimit libc_getrlimit
+//go:cgo_import_dynamic libc_getrlimit getrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrusage(who int, rusage *Rusage) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrusage_trampoline), uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrusage_trampoline()
+
+//go:linkname libc_getrusage libc_getrusage
+//go:cgo_import_dynamic libc_getrusage getrusage "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getsid(pid int) (sid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getsid_trampoline), uintptr(pid), 0, 0)
+	sid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsid_trampoline()
+
+//go:linkname libc_getsid libc_getsid
+//go:cgo_import_dynamic libc_getsid getsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_getuid_trampoline()
+
+//go:linkname libc_getuid libc_getuid
+//go:cgo_import_dynamic libc_getuid getuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Issetugid() (tainted bool) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_issetugid_trampoline), 0, 0, 0)
+	tainted = bool(r0 != 0)
+	return
+}
+
+func libc_issetugid_trampoline()
+
+//go:linkname libc_issetugid libc_issetugid
+//go:cgo_import_dynamic libc_issetugid issetugid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Kqueue() (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_kqueue_trampoline), 0, 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kqueue_trampoline()
+
+//go:linkname libc_kqueue libc_kqueue
+//go:cgo_import_dynamic libc_kqueue kqueue "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lchown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lchown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lchown_trampoline()
+
+//go:linkname libc_lchown libc_lchown
+//go:cgo_import_dynamic libc_lchown lchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Link(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_link_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_link_trampoline()
+
+//go:linkname libc_link libc_link
+//go:cgo_import_dynamic libc_link link "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_linkat_trampoline), uintptr(pathfd), uintptr(unsafe.Pointer(_p0)), uintptr(linkfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_linkat_trampoline()
+
+//go:linkname libc_linkat libc_linkat
+//go:cgo_import_dynamic libc_linkat linkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Listen(s int, backlog int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_listen_trampoline), uintptr(s), uintptr(backlog), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listen_trampoline()
+
+//go:linkname libc_listen libc_listen
+//go:cgo_import_dynamic libc_listen listen "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lstat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lstat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lstat64_trampoline()
+
+//go:linkname libc_lstat64 libc_lstat64
+//go:cgo_import_dynamic libc_lstat64 lstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdir(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdir_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdir_trampoline()
+
+//go:linkname libc_mkdir libc_mkdir
+//go:cgo_import_dynamic libc_mkdir mkdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdirat(dirfd int, path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdirat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdirat_trampoline()
+
+//go:linkname libc_mkdirat libc_mkdirat
+//go:cgo_import_dynamic libc_mkdirat mkdirat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkfifo(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkfifo_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkfifo_trampoline()
+
+//go:linkname libc_mkfifo libc_mkfifo
+//go:cgo_import_dynamic libc_mkfifo mkfifo "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mknod(path string, mode uint32, dev int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mknod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(dev))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mknod_trampoline()
+
+//go:linkname libc_mknod libc_mknod
+//go:cgo_import_dynamic libc_mknod mknod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Open(path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_open_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_open_trampoline()
+
+//go:linkname libc_open libc_open
+//go:cgo_import_dynamic libc_open open "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_openat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm), 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_openat_trampoline()
+
+//go:linkname libc_openat libc_openat
+//go:cgo_import_dynamic libc_openat openat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pathconf(path string, name int) (val int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_pathconf_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pathconf_trampoline()
+
+//go:linkname libc_pathconf libc_pathconf
+//go:cgo_import_dynamic libc_pathconf pathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pread(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pread_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pread_trampoline()
+
+//go:linkname libc_pread libc_pread
+//go:cgo_import_dynamic libc_pread pread "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pwrite_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pwrite_trampoline()
+
+//go:linkname libc_pwrite libc_pwrite
+//go:cgo_import_dynamic libc_pwrite pwrite "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func read(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_read_trampoline()
+
+//go:linkname libc_read libc_read
+//go:cgo_import_dynamic libc_read read "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlink(path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_readlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlink_trampoline()
+
+//go:linkname libc_readlink libc_readlink
+//go:cgo_import_dynamic libc_readlink readlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_readlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlinkat_trampoline()
+
+//go:linkname libc_readlinkat libc_readlinkat
+//go:cgo_import_dynamic libc_readlinkat readlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rename(from string, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rename_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rename_trampoline()
+
+//go:linkname libc_rename libc_rename
+//go:cgo_import_dynamic libc_rename rename "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Renameat(fromfd int, from string, tofd int, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_renameat_trampoline), uintptr(fromfd), uintptr(unsafe.Pointer(_p0)), uintptr(tofd), uintptr(unsafe.Pointer(_p1)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_renameat_trampoline()
+
+//go:linkname libc_renameat libc_renameat
+//go:cgo_import_dynamic libc_renameat renameat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Revoke(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_revoke_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_revoke_trampoline()
+
+//go:linkname libc_revoke libc_revoke
+//go:cgo_import_dynamic libc_revoke revoke "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rmdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rmdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rmdir_trampoline()
+
+//go:linkname libc_rmdir libc_rmdir
+//go:cgo_import_dynamic libc_rmdir rmdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_lseek_trampoline), uintptr(fd), uintptr(offset), uintptr(whence))
+	newoffset = int64(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lseek_trampoline()
+
+//go:linkname libc_lseek libc_lseek
+//go:cgo_import_dynamic libc_lseek lseek "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_select_trampoline), uintptr(n), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_select_trampoline()
+
+//go:linkname libc_select libc_select
+//go:cgo_import_dynamic libc_select select "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setegid(egid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setegid_trampoline), uintptr(egid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setegid_trampoline()
+
+//go:linkname libc_setegid libc_setegid
+//go:cgo_import_dynamic libc_setegid setegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seteuid(euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_seteuid_trampoline), uintptr(euid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_seteuid_trampoline()
+
+//go:linkname libc_seteuid libc_seteuid
+//go:cgo_import_dynamic libc_seteuid seteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setgid(gid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgid_trampoline), uintptr(gid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgid_trampoline()
+
+//go:linkname libc_setgid libc_setgid
+//go:cgo_import_dynamic libc_setgid setgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setlogin(name string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(name)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_setlogin_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setlogin_trampoline()
+
+//go:linkname libc_setlogin libc_setlogin
+//go:cgo_import_dynamic libc_setlogin setlogin "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpgid(pid int, pgid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setpgid_trampoline), uintptr(pid), uintptr(pgid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpgid_trampoline()
+
+//go:linkname libc_setpgid libc_setpgid
+//go:cgo_import_dynamic libc_setpgid setpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpriority(which int, who int, prio int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setpriority_trampoline), uintptr(which), uintptr(who), uintptr(prio))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpriority_trampoline()
+
+//go:linkname libc_setpriority libc_setpriority
+//go:cgo_import_dynamic libc_setpriority setpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setprivexec(flag int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setprivexec_trampoline), uintptr(flag), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setprivexec_trampoline()
+
+//go:linkname libc_setprivexec libc_setprivexec
+//go:cgo_import_dynamic libc_setprivexec setprivexec "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setregid(rgid int, egid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setregid_trampoline), uintptr(rgid), uintptr(egid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setregid_trampoline()
+
+//go:linkname libc_setregid libc_setregid
+//go:cgo_import_dynamic libc_setregid setregid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setreuid(ruid int, euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setreuid_trampoline), uintptr(ruid), uintptr(euid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setreuid_trampoline()
+
+//go:linkname libc_setreuid libc_setreuid
+//go:cgo_import_dynamic libc_setreuid setreuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setrlimit_trampoline()
+
+//go:linkname libc_setrlimit libc_setrlimit
+//go:cgo_import_dynamic libc_setrlimit setrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setsid() (pid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_setsid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsid_trampoline()
+
+//go:linkname libc_setsid libc_setsid
+//go:cgo_import_dynamic libc_setsid setsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Settimeofday(tp *Timeval) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_settimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_settimeofday_trampoline()
+
+//go:linkname libc_settimeofday libc_settimeofday
+//go:cgo_import_dynamic libc_settimeofday settimeofday "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setuid(uid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setuid_trampoline), uintptr(uid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setuid_trampoline()
+
+//go:linkname libc_setuid libc_setuid
+//go:cgo_import_dynamic libc_setuid setuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Stat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_stat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_stat64_trampoline()
+
+//go:linkname libc_stat64 libc_stat64
+//go:cgo_import_dynamic libc_stat64 stat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Statfs(path string, stat *Statfs_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_statfs64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_statfs64_trampoline()
+
+//go:linkname libc_statfs64 libc_statfs64
+//go:cgo_import_dynamic libc_statfs64 statfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlink(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlink_trampoline()
+
+//go:linkname libc_symlink libc_symlink
+//go:cgo_import_dynamic libc_symlink symlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(oldpath)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(newpath)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlinkat_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(newdirfd), uintptr(unsafe.Pointer(_p1)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlinkat_trampoline()
+
+//go:linkname libc_symlinkat libc_symlinkat
+//go:cgo_import_dynamic libc_symlinkat symlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Sync() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_sync_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sync_trampoline()
+
+//go:linkname libc_sync libc_sync
+//go:cgo_import_dynamic libc_sync sync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Truncate(path string, length int64) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_truncate_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_truncate_trampoline()
+
+//go:linkname libc_truncate libc_truncate
+//go:cgo_import_dynamic libc_truncate truncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Umask(newmask int) (oldmask int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_umask_trampoline), uintptr(newmask), 0, 0)
+	oldmask = int(r0)
+	return
+}
+
+func libc_umask_trampoline()
+
+//go:linkname libc_umask libc_umask
+//go:cgo_import_dynamic libc_umask umask "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Undelete(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_undelete_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_undelete_trampoline()
+
+//go:linkname libc_undelete libc_undelete
+//go:cgo_import_dynamic libc_undelete undelete "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlink(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlink_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlink_trampoline()
+
+//go:linkname libc_unlink libc_unlink
+//go:cgo_import_dynamic libc_unlink unlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlinkat(dirfd int, path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlinkat_trampoline()
+
+//go:linkname libc_unlinkat libc_unlinkat
+//go:cgo_import_dynamic libc_unlinkat unlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unmount(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unmount_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unmount_trampoline()
+
+//go:linkname libc_unmount libc_unmount
+//go:cgo_import_dynamic libc_unmount unmount "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func write(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_write_trampoline()
+
+//go:linkname libc_write libc_write
+//go:cgo_import_dynamic libc_write write "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_mmap_trampoline), uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), uintptr(pos))
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mmap_trampoline()
+
+//go:linkname libc_mmap libc_mmap
+//go:cgo_import_dynamic libc_mmap mmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func munmap(addr uintptr, length uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munmap_trampoline), uintptr(addr), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munmap_trampoline()
+
+//go:linkname libc_munmap libc_munmap
+//go:cgo_import_dynamic libc_munmap munmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func gettimeofday(tp *Timeval) (sec int64, usec int32, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_gettimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	sec = int64(r0)
+	usec = int32(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_gettimeofday_trampoline()
+
+//go:linkname libc_gettimeofday libc_gettimeofday
+//go:cgo_import_dynamic libc_gettimeofday gettimeofday "/usr/lib/libSystem.B.dylib"
diff --git a/unix/zsyscall_darwin_amd64.go b/unix/zsyscall_darwin_amd64.go
index 2856464..ed4a568 100644
--- a/unix/zsyscall_darwin_amd64.go
+++ b/unix/zsyscall_darwin_amd64.go
@@ -1,7 +1,7 @@
-// go run mksyscall.go -tags darwin,amd64 syscall_bsd.go syscall_darwin.go syscall_darwin_amd64.go
+// go run mksyscall.go -tags darwin,amd64,!go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_amd64.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
-// +build darwin,amd64
+// +build darwin,amd64,!go1.12
 
 package unix
 
diff --git a/unix/zsyscall_darwin_amd64.s b/unix/zsyscall_darwin_amd64.s
new file mode 100644
index 0000000..737ebaa
--- /dev/null
+++ b/unix/zsyscall_darwin_amd64.s
@@ -0,0 +1,276 @@
+// go run mkasm_darwin.go amd64
+// Code generated by the command above; DO NOT EDIT.
+
+// +build go1.12
+
+#include "textflag.h"
+TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgroups(SB)
+TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgroups(SB)
+TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_wait4(SB)
+TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_accept(SB)
+TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_bind(SB)
+TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_connect(SB)
+TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socket(SB)
+TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockopt(SB)
+TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsockopt(SB)
+TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpeername(SB)
+TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockname(SB)
+TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_shutdown(SB)
+TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socketpair(SB)
+TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvfrom(SB)
+TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendto(SB)
+TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvmsg(SB)
+TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendmsg(SB)
+TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kevent(SB)
+TEXT ·libc___sysctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___sysctl(SB)
+TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_utimes(SB)
+TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_futimes(SB)
+TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fcntl(SB)
+TEXT ·libc_poll_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_poll(SB)
+TEXT ·libc_madvise_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_madvise(SB)
+TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlock(SB)
+TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlockall(SB)
+TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mprotect(SB)
+TEXT ·libc_msync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_msync(SB)
+TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlock(SB)
+TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlockall(SB)
+TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ptrace(SB)
+TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pipe(SB)
+TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getxattr(SB)
+TEXT ·libc_fgetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fgetxattr(SB)
+TEXT ·libc_setxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setxattr(SB)
+TEXT ·libc_fsetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsetxattr(SB)
+TEXT ·libc_removexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_removexattr(SB)
+TEXT ·libc_fremovexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fremovexattr(SB)
+TEXT ·libc_listxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listxattr(SB)
+TEXT ·libc_flistxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flistxattr(SB)
+TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kill(SB)
+TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ioctl(SB)
+TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_access(SB)
+TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_adjtime(SB)
+TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chdir(SB)
+TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chflags(SB)
+TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chmod(SB)
+TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chown(SB)
+TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chroot(SB)
+TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_close(SB)
+TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup(SB)
+TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup2(SB)
+TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exchangedata(SB)
+TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exit(SB)
+TEXT ·libc_faccessat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_faccessat(SB)
+TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchdir(SB)
+TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchflags(SB)
+TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmod(SB)
+TEXT ·libc_fchmodat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmodat(SB)
+TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchown(SB)
+TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchownat(SB)
+TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flock(SB)
+TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fpathconf(SB)
+TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstat64(SB)
+TEXT ·libc_fstatat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatat64(SB)
+TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatfs64(SB)
+TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsync(SB)
+TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ftruncate(SB)
+TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___getdirentries64(SB)
+TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getdtablesize(SB)
+TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getegid(SB)
+TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_geteuid(SB)
+TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgid(SB)
+TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgid(SB)
+TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgrp(SB)
+TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpid(SB)
+TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getppid(SB)
+TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpriority(SB)
+TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrlimit(SB)
+TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrusage(SB)
+TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsid(SB)
+TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getuid(SB)
+TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_issetugid(SB)
+TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kqueue(SB)
+TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lchown(SB)
+TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_link(SB)
+TEXT ·libc_linkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_linkat(SB)
+TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listen(SB)
+TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lstat64(SB)
+TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdir(SB)
+TEXT ·libc_mkdirat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdirat(SB)
+TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkfifo(SB)
+TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mknod(SB)
+TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_open(SB)
+TEXT ·libc_openat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_openat(SB)
+TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pathconf(SB)
+TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pread(SB)
+TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pwrite(SB)
+TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_read(SB)
+TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlink(SB)
+TEXT ·libc_readlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlinkat(SB)
+TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rename(SB)
+TEXT ·libc_renameat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_renameat(SB)
+TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_revoke(SB)
+TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rmdir(SB)
+TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lseek(SB)
+TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_select(SB)
+TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setegid(SB)
+TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_seteuid(SB)
+TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgid(SB)
+TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setlogin(SB)
+TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpgid(SB)
+TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpriority(SB)
+TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setprivexec(SB)
+TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setregid(SB)
+TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setreuid(SB)
+TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setrlimit(SB)
+TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsid(SB)
+TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_settimeofday(SB)
+TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setuid(SB)
+TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_stat64(SB)
+TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_statfs64(SB)
+TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlink(SB)
+TEXT ·libc_symlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlinkat(SB)
+TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sync(SB)
+TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_truncate(SB)
+TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_umask(SB)
+TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_undelete(SB)
+TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlink(SB)
+TEXT ·libc_unlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlinkat(SB)
+TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unmount(SB)
+TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_write(SB)
+TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mmap(SB)
+TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munmap(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_gettimeofday(SB)
diff --git a/unix/zsyscall_darwin_arm.1_12.go b/unix/zsyscall_darwin_arm.1_12.go
new file mode 100644
index 0000000..011df8c
--- /dev/null
+++ b/unix/zsyscall_darwin_arm.1_12.go
@@ -0,0 +1,2310 @@
+// go run mksyscall.go -l32 -tags darwin,arm,go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm.go
+// Code generated by the command above; see README.md. DO NOT EDIT.
+
+// +build darwin,arm,go1.12
+
+package unix
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+var _ syscall.Errno
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getgroups(ngid int, gid *_Gid_t) (n int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getgroups_trampoline()
+
+//go:linkname libc_getgroups libc_getgroups
+//go:cgo_import_dynamic libc_getgroups getgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setgroups(ngid int, gid *_Gid_t) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgroups_trampoline()
+
+//go:linkname libc_setgroups libc_setgroups
+//go:cgo_import_dynamic libc_setgroups setgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_wait4_trampoline), uintptr(pid), uintptr(unsafe.Pointer(wstatus)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0, 0)
+	wpid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_wait4_trampoline()
+
+//go:linkname libc_wait4 libc_wait4
+//go:cgo_import_dynamic libc_wait4 wait4 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_accept_trampoline), uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_accept_trampoline()
+
+//go:linkname libc_accept libc_accept
+//go:cgo_import_dynamic libc_accept accept "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_bind_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_bind_trampoline()
+
+//go:linkname libc_bind libc_bind
+//go:cgo_import_dynamic libc_bind bind "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_connect_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_connect_trampoline()
+
+//go:linkname libc_connect libc_connect
+//go:cgo_import_dynamic libc_connect connect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socket(domain int, typ int, proto int) (fd int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_socket_trampoline), uintptr(domain), uintptr(typ), uintptr(proto))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socket_trampoline()
+
+//go:linkname libc_socket libc_socket
+//go:cgo_import_dynamic libc_socket socket "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_getsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockopt_trampoline()
+
+//go:linkname libc_getsockopt libc_getsockopt
+//go:cgo_import_dynamic libc_getsockopt getsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_setsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsockopt_trampoline()
+
+//go:linkname libc_setsockopt libc_setsockopt
+//go:cgo_import_dynamic libc_setsockopt setsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getpeername_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpeername_trampoline()
+
+//go:linkname libc_getpeername libc_getpeername
+//go:cgo_import_dynamic libc_getpeername getpeername "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getsockname_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockname_trampoline()
+
+//go:linkname libc_getsockname libc_getsockname
+//go:cgo_import_dynamic libc_getsockname getsockname "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Shutdown(s int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_shutdown_trampoline), uintptr(s), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_shutdown_trampoline()
+
+//go:linkname libc_shutdown libc_shutdown
+//go:cgo_import_dynamic libc_shutdown shutdown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) {
+	_, _, e1 := syscall_rawSyscall6(funcPC(libc_socketpair_trampoline), uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socketpair_trampoline()
+
+//go:linkname libc_socketpair libc_socketpair
+//go:cgo_import_dynamic libc_socketpair socketpair "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_recvfrom_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvfrom_trampoline()
+
+//go:linkname libc_recvfrom libc_recvfrom
+//go:cgo_import_dynamic libc_recvfrom recvfrom "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_sendto_trampoline), uintptr(s), uintptr(_p0), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendto_trampoline()
+
+//go:linkname libc_sendto libc_sendto
+//go:cgo_import_dynamic libc_sendto sendto "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_recvmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvmsg_trampoline()
+
+//go:linkname libc_recvmsg libc_recvmsg
+//go:cgo_import_dynamic libc_recvmsg recvmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_sendmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendmsg_trampoline()
+
+//go:linkname libc_sendmsg libc_sendmsg
+//go:cgo_import_dynamic libc_sendmsg sendmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, nevent int, timeout *Timespec) (n int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_kevent_trampoline), uintptr(kq), uintptr(change), uintptr(nchange), uintptr(event), uintptr(nevent), uintptr(unsafe.Pointer(timeout)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kevent_trampoline()
+
+//go:linkname libc_kevent libc_kevent
+//go:cgo_import_dynamic libc_kevent kevent "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
+	var _p0 unsafe.Pointer
+	if len(mib) > 0 {
+		_p0 = unsafe.Pointer(&mib[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc___sysctl_trampoline), uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___sysctl_trampoline()
+
+//go:linkname libc___sysctl libc___sysctl
+//go:cgo_import_dynamic libc___sysctl __sysctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func utimes(path string, timeval *[2]Timeval) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_utimes_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_utimes_trampoline()
+
+//go:linkname libc_utimes libc_utimes
+//go:cgo_import_dynamic libc_utimes utimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func futimes(fd int, timeval *[2]Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_futimes_trampoline), uintptr(fd), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_futimes_trampoline()
+
+//go:linkname libc_futimes libc_futimes
+//go:cgo_import_dynamic libc_futimes futimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fcntl(fd int, cmd int, arg int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fcntl_trampoline), uintptr(fd), uintptr(cmd), uintptr(arg))
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fcntl_trampoline()
+
+//go:linkname libc_fcntl libc_fcntl
+//go:cgo_import_dynamic libc_fcntl fcntl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_poll_trampoline), uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_poll_trampoline()
+
+//go:linkname libc_poll libc_poll
+//go:cgo_import_dynamic libc_poll poll "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Madvise(b []byte, behav int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_madvise_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(behav))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_madvise_trampoline()
+
+//go:linkname libc_madvise libc_madvise
+//go:cgo_import_dynamic libc_madvise madvise "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlock_trampoline()
+
+//go:linkname libc_mlock libc_mlock
+//go:cgo_import_dynamic libc_mlock mlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlockall(flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_mlockall_trampoline), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlockall_trampoline()
+
+//go:linkname libc_mlockall libc_mlockall
+//go:cgo_import_dynamic libc_mlockall mlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mprotect(b []byte, prot int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mprotect_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(prot))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mprotect_trampoline()
+
+//go:linkname libc_mprotect libc_mprotect
+//go:cgo_import_dynamic libc_mprotect mprotect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Msync(b []byte, flags int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_msync_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_msync_trampoline()
+
+//go:linkname libc_msync libc_msync
+//go:cgo_import_dynamic libc_msync msync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_munlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlock_trampoline()
+
+//go:linkname libc_munlock libc_munlock
+//go:cgo_import_dynamic libc_munlock munlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlockall() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munlockall_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlockall_trampoline()
+
+//go:linkname libc_munlockall libc_munlockall
+//go:cgo_import_dynamic libc_munlockall munlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_ptrace_trampoline), uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ptrace_trampoline()
+
+//go:linkname libc_ptrace libc_ptrace
+//go:cgo_import_dynamic libc_ptrace ptrace "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func pipe() (r int, w int, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
+	r = int(r0)
+	w = int(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pipe_trampoline()
+
+//go:linkname libc_pipe libc_pipe
+//go:cgo_import_dynamic libc_pipe pipe "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getxattr(path string, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_getxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getxattr_trampoline()
+
+//go:linkname libc_getxattr libc_getxattr
+//go:cgo_import_dynamic libc_getxattr getxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fgetxattr(fd int, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_fgetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fgetxattr_trampoline()
+
+//go:linkname libc_fgetxattr libc_fgetxattr
+//go:cgo_import_dynamic libc_fgetxattr fgetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setxattr(path string, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_setxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setxattr_trampoline()
+
+//go:linkname libc_setxattr libc_setxattr
+//go:cgo_import_dynamic libc_setxattr setxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fsetxattr(fd int, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fsetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsetxattr_trampoline()
+
+//go:linkname libc_fsetxattr libc_fsetxattr
+//go:cgo_import_dynamic libc_fsetxattr fsetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func removexattr(path string, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_removexattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_removexattr_trampoline()
+
+//go:linkname libc_removexattr libc_removexattr
+//go:cgo_import_dynamic libc_removexattr removexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fremovexattr(fd int, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_fremovexattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fremovexattr_trampoline()
+
+//go:linkname libc_fremovexattr libc_fremovexattr
+//go:cgo_import_dynamic libc_fremovexattr fremovexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func listxattr(path string, dest *byte, size int, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_listxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listxattr_trampoline()
+
+//go:linkname libc_listxattr libc_listxattr
+//go:cgo_import_dynamic libc_listxattr listxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func flistxattr(fd int, dest *byte, size int, options int) (sz int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_flistxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flistxattr_trampoline()
+
+//go:linkname libc_flistxattr libc_flistxattr
+//go:cgo_import_dynamic libc_flistxattr flistxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kill(pid int, signum int, posix int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_kill_trampoline), uintptr(pid), uintptr(signum), uintptr(posix))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kill_trampoline()
+
+//go:linkname libc_kill libc_kill
+//go:cgo_import_dynamic libc_kill kill "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ioctl(fd int, req uint, arg uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ioctl_trampoline), uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ioctl_trampoline()
+
+//go:linkname libc_ioctl libc_ioctl
+//go:cgo_import_dynamic libc_ioctl ioctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Access(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_access_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_access_trampoline()
+
+//go:linkname libc_access libc_access
+//go:cgo_import_dynamic libc_access access "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Adjtime(delta *Timeval, olddelta *Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_adjtime_trampoline), uintptr(unsafe.Pointer(delta)), uintptr(unsafe.Pointer(olddelta)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_adjtime_trampoline()
+
+//go:linkname libc_adjtime libc_adjtime
+//go:cgo_import_dynamic libc_adjtime adjtime "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chdir_trampoline()
+
+//go:linkname libc_chdir libc_chdir
+//go:cgo_import_dynamic libc_chdir chdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chflags(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chflags_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chflags_trampoline()
+
+//go:linkname libc_chflags libc_chflags
+//go:cgo_import_dynamic libc_chflags chflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chmod(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chmod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chmod_trampoline()
+
+//go:linkname libc_chmod libc_chmod
+//go:cgo_import_dynamic libc_chmod chmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chown_trampoline()
+
+//go:linkname libc_chown libc_chown
+//go:cgo_import_dynamic libc_chown chown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chroot(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chroot_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chroot_trampoline()
+
+//go:linkname libc_chroot libc_chroot
+//go:cgo_import_dynamic libc_chroot chroot "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Close(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_close_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_close_trampoline()
+
+//go:linkname libc_close libc_close
+//go:cgo_import_dynamic libc_close close "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup(fd int) (nfd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
+	nfd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup_trampoline()
+
+//go:linkname libc_dup libc_dup
+//go:cgo_import_dynamic libc_dup dup "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup2(from int, to int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_dup2_trampoline), uintptr(from), uintptr(to), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup2_trampoline()
+
+//go:linkname libc_dup2 libc_dup2
+//go:cgo_import_dynamic libc_dup2 dup2 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exchangedata(path1 string, path2 string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path1)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(path2)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_exchangedata_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_exchangedata_trampoline()
+
+//go:linkname libc_exchangedata libc_exchangedata
+//go:cgo_import_dynamic libc_exchangedata exchangedata "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exit(code int) {
+	syscall_syscall(funcPC(libc_exit_trampoline), uintptr(code), 0, 0)
+	return
+}
+
+func libc_exit_trampoline()
+
+//go:linkname libc_exit libc_exit
+//go:cgo_import_dynamic libc_exit exit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_faccessat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_faccessat_trampoline()
+
+//go:linkname libc_faccessat libc_faccessat
+//go:cgo_import_dynamic libc_faccessat faccessat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchdir(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchdir_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchdir_trampoline()
+
+//go:linkname libc_fchdir libc_fchdir
+//go:cgo_import_dynamic libc_fchdir fchdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchflags(fd int, flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchflags_trampoline), uintptr(fd), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchflags_trampoline()
+
+//go:linkname libc_fchflags libc_fchflags
+//go:cgo_import_dynamic libc_fchflags fchflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmod(fd int, mode uint32) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchmod_trampoline), uintptr(fd), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmod_trampoline()
+
+//go:linkname libc_fchmod libc_fchmod
+//go:cgo_import_dynamic libc_fchmod fchmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchmodat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmodat_trampoline()
+
+//go:linkname libc_fchmodat libc_fchmodat
+//go:cgo_import_dynamic libc_fchmodat fchmodat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchown(fd int, uid int, gid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchown_trampoline), uintptr(fd), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchown_trampoline()
+
+//go:linkname libc_fchown libc_fchown
+//go:cgo_import_dynamic libc_fchown fchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchownat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchownat_trampoline()
+
+//go:linkname libc_fchownat libc_fchownat
+//go:cgo_import_dynamic libc_fchownat fchownat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Flock(fd int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flock_trampoline()
+
+//go:linkname libc_flock libc_flock
+//go:cgo_import_dynamic libc_flock flock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fpathconf(fd int, name int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fpathconf_trampoline), uintptr(fd), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fpathconf_trampoline()
+
+//go:linkname libc_fpathconf libc_fpathconf
+//go:cgo_import_dynamic libc_fpathconf fpathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstat(fd int, stat *Stat_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstat64_trampoline()
+
+//go:linkname libc_fstat64 libc_fstat64
+//go:cgo_import_dynamic libc_fstat64 fstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fstatat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatat64_trampoline()
+
+//go:linkname libc_fstatat64 libc_fstatat64
+//go:cgo_import_dynamic libc_fstatat64 fstatat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatfs(fd int, stat *Statfs_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstatfs64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatfs64_trampoline()
+
+//go:linkname libc_fstatfs64 libc_fstatfs64
+//go:cgo_import_dynamic libc_fstatfs64 fstatfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fsync(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fsync_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsync_trampoline()
+
+//go:linkname libc_fsync libc_fsync
+//go:cgo_import_dynamic libc_fsync fsync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Ftruncate(fd int, length int64) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ftruncate_trampoline), uintptr(fd), uintptr(length), uintptr(length>>32))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ftruncate_trampoline()
+
+//go:linkname libc_ftruncate libc_ftruncate
+//go:cgo_import_dynamic libc_ftruncate ftruncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc___getdirentries64_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___getdirentries64_trampoline()
+
+//go:linkname libc___getdirentries64 libc___getdirentries64
+//go:cgo_import_dynamic libc___getdirentries64 __getdirentries64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdtablesize() (size int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
+	size = int(r0)
+	return
+}
+
+func libc_getdtablesize_trampoline()
+
+//go:linkname libc_getdtablesize libc_getdtablesize
+//go:cgo_import_dynamic libc_getdtablesize getdtablesize "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getegid() (egid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getegid_trampoline), 0, 0, 0)
+	egid = int(r0)
+	return
+}
+
+func libc_getegid_trampoline()
+
+//go:linkname libc_getegid libc_getegid
+//go:cgo_import_dynamic libc_getegid getegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Geteuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_geteuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_geteuid_trampoline()
+
+//go:linkname libc_geteuid libc_geteuid
+//go:cgo_import_dynamic libc_geteuid geteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getgid() (gid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getgid_trampoline), 0, 0, 0)
+	gid = int(r0)
+	return
+}
+
+func libc_getgid_trampoline()
+
+//go:linkname libc_getgid libc_getgid
+//go:cgo_import_dynamic libc_getgid getgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgid(pid int) (pgid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getpgid_trampoline), uintptr(pid), 0, 0)
+	pgid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpgid_trampoline()
+
+//go:linkname libc_getpgid libc_getpgid
+//go:cgo_import_dynamic libc_getpgid getpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgrp() (pgrp int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpgrp_trampoline), 0, 0, 0)
+	pgrp = int(r0)
+	return
+}
+
+func libc_getpgrp_trampoline()
+
+//go:linkname libc_getpgrp libc_getpgrp
+//go:cgo_import_dynamic libc_getpgrp getpgrp "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpid() (pid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	return
+}
+
+func libc_getpid_trampoline()
+
+//go:linkname libc_getpid libc_getpid
+//go:cgo_import_dynamic libc_getpid getpid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getppid() (ppid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getppid_trampoline), 0, 0, 0)
+	ppid = int(r0)
+	return
+}
+
+func libc_getppid_trampoline()
+
+//go:linkname libc_getppid libc_getppid
+//go:cgo_import_dynamic libc_getppid getppid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpriority(which int, who int) (prio int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getpriority_trampoline), uintptr(which), uintptr(who), 0)
+	prio = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpriority_trampoline()
+
+//go:linkname libc_getpriority libc_getpriority
+//go:cgo_import_dynamic libc_getpriority getpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrlimit_trampoline()
+
+//go:linkname libc_getrlimit libc_getrlimit
+//go:cgo_import_dynamic libc_getrlimit getrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrusage(who int, rusage *Rusage) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrusage_trampoline), uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrusage_trampoline()
+
+//go:linkname libc_getrusage libc_getrusage
+//go:cgo_import_dynamic libc_getrusage getrusage "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getsid(pid int) (sid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getsid_trampoline), uintptr(pid), 0, 0)
+	sid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsid_trampoline()
+
+//go:linkname libc_getsid libc_getsid
+//go:cgo_import_dynamic libc_getsid getsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_getuid_trampoline()
+
+//go:linkname libc_getuid libc_getuid
+//go:cgo_import_dynamic libc_getuid getuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Issetugid() (tainted bool) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_issetugid_trampoline), 0, 0, 0)
+	tainted = bool(r0 != 0)
+	return
+}
+
+func libc_issetugid_trampoline()
+
+//go:linkname libc_issetugid libc_issetugid
+//go:cgo_import_dynamic libc_issetugid issetugid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Kqueue() (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_kqueue_trampoline), 0, 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kqueue_trampoline()
+
+//go:linkname libc_kqueue libc_kqueue
+//go:cgo_import_dynamic libc_kqueue kqueue "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lchown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lchown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lchown_trampoline()
+
+//go:linkname libc_lchown libc_lchown
+//go:cgo_import_dynamic libc_lchown lchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Link(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_link_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_link_trampoline()
+
+//go:linkname libc_link libc_link
+//go:cgo_import_dynamic libc_link link "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_linkat_trampoline), uintptr(pathfd), uintptr(unsafe.Pointer(_p0)), uintptr(linkfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_linkat_trampoline()
+
+//go:linkname libc_linkat libc_linkat
+//go:cgo_import_dynamic libc_linkat linkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Listen(s int, backlog int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_listen_trampoline), uintptr(s), uintptr(backlog), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listen_trampoline()
+
+//go:linkname libc_listen libc_listen
+//go:cgo_import_dynamic libc_listen listen "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lstat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lstat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lstat64_trampoline()
+
+//go:linkname libc_lstat64 libc_lstat64
+//go:cgo_import_dynamic libc_lstat64 lstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdir(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdir_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdir_trampoline()
+
+//go:linkname libc_mkdir libc_mkdir
+//go:cgo_import_dynamic libc_mkdir mkdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdirat(dirfd int, path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdirat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdirat_trampoline()
+
+//go:linkname libc_mkdirat libc_mkdirat
+//go:cgo_import_dynamic libc_mkdirat mkdirat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkfifo(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkfifo_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkfifo_trampoline()
+
+//go:linkname libc_mkfifo libc_mkfifo
+//go:cgo_import_dynamic libc_mkfifo mkfifo "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mknod(path string, mode uint32, dev int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mknod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(dev))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mknod_trampoline()
+
+//go:linkname libc_mknod libc_mknod
+//go:cgo_import_dynamic libc_mknod mknod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Open(path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_open_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_open_trampoline()
+
+//go:linkname libc_open libc_open
+//go:cgo_import_dynamic libc_open open "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_openat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm), 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_openat_trampoline()
+
+//go:linkname libc_openat libc_openat
+//go:cgo_import_dynamic libc_openat openat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pathconf(path string, name int) (val int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_pathconf_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pathconf_trampoline()
+
+//go:linkname libc_pathconf libc_pathconf
+//go:cgo_import_dynamic libc_pathconf pathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pread(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pread_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pread_trampoline()
+
+//go:linkname libc_pread libc_pread
+//go:cgo_import_dynamic libc_pread pread "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pwrite_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pwrite_trampoline()
+
+//go:linkname libc_pwrite libc_pwrite
+//go:cgo_import_dynamic libc_pwrite pwrite "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func read(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_read_trampoline()
+
+//go:linkname libc_read libc_read
+//go:cgo_import_dynamic libc_read read "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlink(path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_readlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlink_trampoline()
+
+//go:linkname libc_readlink libc_readlink
+//go:cgo_import_dynamic libc_readlink readlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_readlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlinkat_trampoline()
+
+//go:linkname libc_readlinkat libc_readlinkat
+//go:cgo_import_dynamic libc_readlinkat readlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rename(from string, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rename_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rename_trampoline()
+
+//go:linkname libc_rename libc_rename
+//go:cgo_import_dynamic libc_rename rename "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Renameat(fromfd int, from string, tofd int, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_renameat_trampoline), uintptr(fromfd), uintptr(unsafe.Pointer(_p0)), uintptr(tofd), uintptr(unsafe.Pointer(_p1)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_renameat_trampoline()
+
+//go:linkname libc_renameat libc_renameat
+//go:cgo_import_dynamic libc_renameat renameat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Revoke(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_revoke_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_revoke_trampoline()
+
+//go:linkname libc_revoke libc_revoke
+//go:cgo_import_dynamic libc_revoke revoke "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rmdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rmdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rmdir_trampoline()
+
+//go:linkname libc_rmdir libc_rmdir
+//go:cgo_import_dynamic libc_rmdir rmdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
+	r0, r1, e1 := syscall_syscall6(funcPC(libc_lseek_trampoline), uintptr(fd), uintptr(offset), uintptr(offset>>32), uintptr(whence), 0, 0)
+	newoffset = int64(int64(r1)<<32 | int64(r0))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lseek_trampoline()
+
+//go:linkname libc_lseek libc_lseek
+//go:cgo_import_dynamic libc_lseek lseek "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_select_trampoline), uintptr(n), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_select_trampoline()
+
+//go:linkname libc_select libc_select
+//go:cgo_import_dynamic libc_select select "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setegid(egid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setegid_trampoline), uintptr(egid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setegid_trampoline()
+
+//go:linkname libc_setegid libc_setegid
+//go:cgo_import_dynamic libc_setegid setegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seteuid(euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_seteuid_trampoline), uintptr(euid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_seteuid_trampoline()
+
+//go:linkname libc_seteuid libc_seteuid
+//go:cgo_import_dynamic libc_seteuid seteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setgid(gid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgid_trampoline), uintptr(gid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgid_trampoline()
+
+//go:linkname libc_setgid libc_setgid
+//go:cgo_import_dynamic libc_setgid setgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setlogin(name string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(name)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_setlogin_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setlogin_trampoline()
+
+//go:linkname libc_setlogin libc_setlogin
+//go:cgo_import_dynamic libc_setlogin setlogin "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpgid(pid int, pgid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setpgid_trampoline), uintptr(pid), uintptr(pgid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpgid_trampoline()
+
+//go:linkname libc_setpgid libc_setpgid
+//go:cgo_import_dynamic libc_setpgid setpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpriority(which int, who int, prio int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setpriority_trampoline), uintptr(which), uintptr(who), uintptr(prio))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpriority_trampoline()
+
+//go:linkname libc_setpriority libc_setpriority
+//go:cgo_import_dynamic libc_setpriority setpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setprivexec(flag int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setprivexec_trampoline), uintptr(flag), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setprivexec_trampoline()
+
+//go:linkname libc_setprivexec libc_setprivexec
+//go:cgo_import_dynamic libc_setprivexec setprivexec "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setregid(rgid int, egid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setregid_trampoline), uintptr(rgid), uintptr(egid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setregid_trampoline()
+
+//go:linkname libc_setregid libc_setregid
+//go:cgo_import_dynamic libc_setregid setregid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setreuid(ruid int, euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setreuid_trampoline), uintptr(ruid), uintptr(euid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setreuid_trampoline()
+
+//go:linkname libc_setreuid libc_setreuid
+//go:cgo_import_dynamic libc_setreuid setreuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setrlimit_trampoline()
+
+//go:linkname libc_setrlimit libc_setrlimit
+//go:cgo_import_dynamic libc_setrlimit setrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setsid() (pid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_setsid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsid_trampoline()
+
+//go:linkname libc_setsid libc_setsid
+//go:cgo_import_dynamic libc_setsid setsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Settimeofday(tp *Timeval) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_settimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_settimeofday_trampoline()
+
+//go:linkname libc_settimeofday libc_settimeofday
+//go:cgo_import_dynamic libc_settimeofday settimeofday "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setuid(uid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setuid_trampoline), uintptr(uid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setuid_trampoline()
+
+//go:linkname libc_setuid libc_setuid
+//go:cgo_import_dynamic libc_setuid setuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Stat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_stat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_stat64_trampoline()
+
+//go:linkname libc_stat64 libc_stat64
+//go:cgo_import_dynamic libc_stat64 stat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Statfs(path string, stat *Statfs_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_statfs64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_statfs64_trampoline()
+
+//go:linkname libc_statfs64 libc_statfs64
+//go:cgo_import_dynamic libc_statfs64 statfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlink(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlink_trampoline()
+
+//go:linkname libc_symlink libc_symlink
+//go:cgo_import_dynamic libc_symlink symlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(oldpath)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(newpath)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlinkat_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(newdirfd), uintptr(unsafe.Pointer(_p1)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlinkat_trampoline()
+
+//go:linkname libc_symlinkat libc_symlinkat
+//go:cgo_import_dynamic libc_symlinkat symlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Sync() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_sync_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sync_trampoline()
+
+//go:linkname libc_sync libc_sync
+//go:cgo_import_dynamic libc_sync sync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Truncate(path string, length int64) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_truncate_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(length), uintptr(length>>32))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_truncate_trampoline()
+
+//go:linkname libc_truncate libc_truncate
+//go:cgo_import_dynamic libc_truncate truncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Umask(newmask int) (oldmask int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_umask_trampoline), uintptr(newmask), 0, 0)
+	oldmask = int(r0)
+	return
+}
+
+func libc_umask_trampoline()
+
+//go:linkname libc_umask libc_umask
+//go:cgo_import_dynamic libc_umask umask "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Undelete(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_undelete_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_undelete_trampoline()
+
+//go:linkname libc_undelete libc_undelete
+//go:cgo_import_dynamic libc_undelete undelete "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlink(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlink_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlink_trampoline()
+
+//go:linkname libc_unlink libc_unlink
+//go:cgo_import_dynamic libc_unlink unlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlinkat(dirfd int, path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlinkat_trampoline()
+
+//go:linkname libc_unlinkat libc_unlinkat
+//go:cgo_import_dynamic libc_unlinkat unlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unmount(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unmount_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unmount_trampoline()
+
+//go:linkname libc_unmount libc_unmount
+//go:cgo_import_dynamic libc_unmount unmount "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func write(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_write_trampoline()
+
+//go:linkname libc_write libc_write
+//go:cgo_import_dynamic libc_write write "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall_syscall9(funcPC(libc_mmap_trampoline), uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), uintptr(pos), uintptr(pos>>32), 0, 0)
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mmap_trampoline()
+
+//go:linkname libc_mmap libc_mmap
+//go:cgo_import_dynamic libc_mmap mmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func munmap(addr uintptr, length uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munmap_trampoline), uintptr(addr), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munmap_trampoline()
+
+//go:linkname libc_munmap libc_munmap
+//go:cgo_import_dynamic libc_munmap munmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func gettimeofday(tp *Timeval) (sec int32, usec int32, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_gettimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	sec = int32(r0)
+	usec = int32(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_gettimeofday_trampoline()
+
+//go:linkname libc_gettimeofday libc_gettimeofday
+//go:cgo_import_dynamic libc_gettimeofday gettimeofday "/usr/lib/libSystem.B.dylib"
diff --git a/unix/zsyscall_darwin_arm.go b/unix/zsyscall_darwin_arm.go
index 37e3c69..3379ca4 100644
--- a/unix/zsyscall_darwin_arm.go
+++ b/unix/zsyscall_darwin_arm.go
@@ -1,7 +1,7 @@
-// go run mksyscall.go -l32 -tags darwin,arm syscall_bsd.go syscall_darwin.go syscall_darwin_arm.go
+// go run mksyscall.go -l32 -tags darwin,arm,!go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
-// +build darwin,arm
+// +build darwin,arm,!go1.12
 
 package unix
 
diff --git a/unix/zsyscall_darwin_arm.s b/unix/zsyscall_darwin_arm.s
new file mode 100644
index 0000000..1b19a7c
--- /dev/null
+++ b/unix/zsyscall_darwin_arm.s
@@ -0,0 +1,276 @@
+// go run mkasm_darwin.go arm
+// Code generated by the command above; DO NOT EDIT.
+
+// +build go1.12
+
+#include "textflag.h"
+TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgroups(SB)
+TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgroups(SB)
+TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_wait4(SB)
+TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_accept(SB)
+TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_bind(SB)
+TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_connect(SB)
+TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socket(SB)
+TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockopt(SB)
+TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsockopt(SB)
+TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpeername(SB)
+TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockname(SB)
+TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_shutdown(SB)
+TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socketpair(SB)
+TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvfrom(SB)
+TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendto(SB)
+TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvmsg(SB)
+TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendmsg(SB)
+TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kevent(SB)
+TEXT ·libc___sysctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___sysctl(SB)
+TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_utimes(SB)
+TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_futimes(SB)
+TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fcntl(SB)
+TEXT ·libc_poll_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_poll(SB)
+TEXT ·libc_madvise_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_madvise(SB)
+TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlock(SB)
+TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlockall(SB)
+TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mprotect(SB)
+TEXT ·libc_msync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_msync(SB)
+TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlock(SB)
+TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlockall(SB)
+TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ptrace(SB)
+TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pipe(SB)
+TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getxattr(SB)
+TEXT ·libc_fgetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fgetxattr(SB)
+TEXT ·libc_setxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setxattr(SB)
+TEXT ·libc_fsetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsetxattr(SB)
+TEXT ·libc_removexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_removexattr(SB)
+TEXT ·libc_fremovexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fremovexattr(SB)
+TEXT ·libc_listxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listxattr(SB)
+TEXT ·libc_flistxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flistxattr(SB)
+TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kill(SB)
+TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ioctl(SB)
+TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_access(SB)
+TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_adjtime(SB)
+TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chdir(SB)
+TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chflags(SB)
+TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chmod(SB)
+TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chown(SB)
+TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chroot(SB)
+TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_close(SB)
+TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup(SB)
+TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup2(SB)
+TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exchangedata(SB)
+TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exit(SB)
+TEXT ·libc_faccessat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_faccessat(SB)
+TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchdir(SB)
+TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchflags(SB)
+TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmod(SB)
+TEXT ·libc_fchmodat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmodat(SB)
+TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchown(SB)
+TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchownat(SB)
+TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flock(SB)
+TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fpathconf(SB)
+TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstat64(SB)
+TEXT ·libc_fstatat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatat64(SB)
+TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatfs64(SB)
+TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsync(SB)
+TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ftruncate(SB)
+TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___getdirentries64(SB)
+TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getdtablesize(SB)
+TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getegid(SB)
+TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_geteuid(SB)
+TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgid(SB)
+TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgid(SB)
+TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgrp(SB)
+TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpid(SB)
+TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getppid(SB)
+TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpriority(SB)
+TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrlimit(SB)
+TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrusage(SB)
+TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsid(SB)
+TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getuid(SB)
+TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_issetugid(SB)
+TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kqueue(SB)
+TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lchown(SB)
+TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_link(SB)
+TEXT ·libc_linkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_linkat(SB)
+TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listen(SB)
+TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lstat64(SB)
+TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdir(SB)
+TEXT ·libc_mkdirat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdirat(SB)
+TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkfifo(SB)
+TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mknod(SB)
+TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_open(SB)
+TEXT ·libc_openat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_openat(SB)
+TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pathconf(SB)
+TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pread(SB)
+TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pwrite(SB)
+TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_read(SB)
+TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlink(SB)
+TEXT ·libc_readlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlinkat(SB)
+TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rename(SB)
+TEXT ·libc_renameat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_renameat(SB)
+TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_revoke(SB)
+TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rmdir(SB)
+TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lseek(SB)
+TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_select(SB)
+TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setegid(SB)
+TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_seteuid(SB)
+TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgid(SB)
+TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setlogin(SB)
+TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpgid(SB)
+TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpriority(SB)
+TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setprivexec(SB)
+TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setregid(SB)
+TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setreuid(SB)
+TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setrlimit(SB)
+TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsid(SB)
+TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_settimeofday(SB)
+TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setuid(SB)
+TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_stat64(SB)
+TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_statfs64(SB)
+TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlink(SB)
+TEXT ·libc_symlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlinkat(SB)
+TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sync(SB)
+TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_truncate(SB)
+TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_umask(SB)
+TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_undelete(SB)
+TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlink(SB)
+TEXT ·libc_unlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlinkat(SB)
+TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unmount(SB)
+TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_write(SB)
+TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mmap(SB)
+TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munmap(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_gettimeofday(SB)
diff --git a/unix/zsyscall_darwin_arm64.1_12.go b/unix/zsyscall_darwin_arm64.1_12.go
new file mode 100644
index 0000000..7d690e8
--- /dev/null
+++ b/unix/zsyscall_darwin_arm64.1_12.go
@@ -0,0 +1,2310 @@
+// go run mksyscall.go -tags darwin,arm64,go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm64.go
+// Code generated by the command above; see README.md. DO NOT EDIT.
+
+// +build darwin,arm64,go1.12
+
+package unix
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+var _ syscall.Errno
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getgroups(ngid int, gid *_Gid_t) (n int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getgroups_trampoline()
+
+//go:linkname libc_getgroups libc_getgroups
+//go:cgo_import_dynamic libc_getgroups getgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setgroups(ngid int, gid *_Gid_t) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgroups_trampoline), uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgroups_trampoline()
+
+//go:linkname libc_setgroups libc_setgroups
+//go:cgo_import_dynamic libc_setgroups setgroups "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_wait4_trampoline), uintptr(pid), uintptr(unsafe.Pointer(wstatus)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0, 0)
+	wpid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_wait4_trampoline()
+
+//go:linkname libc_wait4 libc_wait4
+//go:cgo_import_dynamic libc_wait4 wait4 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_accept_trampoline), uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_accept_trampoline()
+
+//go:linkname libc_accept libc_accept
+//go:cgo_import_dynamic libc_accept accept "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_bind_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_bind_trampoline()
+
+//go:linkname libc_bind libc_bind
+//go:cgo_import_dynamic libc_bind bind "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_connect_trampoline), uintptr(s), uintptr(addr), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_connect_trampoline()
+
+//go:linkname libc_connect libc_connect
+//go:cgo_import_dynamic libc_connect connect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socket(domain int, typ int, proto int) (fd int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_socket_trampoline), uintptr(domain), uintptr(typ), uintptr(proto))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socket_trampoline()
+
+//go:linkname libc_socket libc_socket
+//go:cgo_import_dynamic libc_socket socket "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_getsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockopt_trampoline()
+
+//go:linkname libc_getsockopt libc_getsockopt
+//go:cgo_import_dynamic libc_getsockopt getsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_setsockopt_trampoline), uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsockopt_trampoline()
+
+//go:linkname libc_setsockopt libc_setsockopt
+//go:cgo_import_dynamic libc_setsockopt setsockopt "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getpeername_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpeername_trampoline()
+
+//go:linkname libc_getpeername libc_getpeername
+//go:cgo_import_dynamic libc_getpeername getpeername "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getsockname_trampoline), uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsockname_trampoline()
+
+//go:linkname libc_getsockname libc_getsockname
+//go:cgo_import_dynamic libc_getsockname getsockname "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Shutdown(s int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_shutdown_trampoline), uintptr(s), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_shutdown_trampoline()
+
+//go:linkname libc_shutdown libc_shutdown
+//go:cgo_import_dynamic libc_shutdown shutdown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) {
+	_, _, e1 := syscall_rawSyscall6(funcPC(libc_socketpair_trampoline), uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_socketpair_trampoline()
+
+//go:linkname libc_socketpair libc_socketpair
+//go:cgo_import_dynamic libc_socketpair socketpair "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_recvfrom_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvfrom_trampoline()
+
+//go:linkname libc_recvfrom libc_recvfrom
+//go:cgo_import_dynamic libc_recvfrom recvfrom "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_sendto_trampoline), uintptr(s), uintptr(_p0), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendto_trampoline()
+
+//go:linkname libc_sendto libc_sendto
+//go:cgo_import_dynamic libc_sendto sendto "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_recvmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_recvmsg_trampoline()
+
+//go:linkname libc_recvmsg libc_recvmsg
+//go:cgo_import_dynamic libc_recvmsg recvmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_sendmsg_trampoline), uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sendmsg_trampoline()
+
+//go:linkname libc_sendmsg libc_sendmsg
+//go:cgo_import_dynamic libc_sendmsg sendmsg "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, nevent int, timeout *Timespec) (n int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_kevent_trampoline), uintptr(kq), uintptr(change), uintptr(nchange), uintptr(event), uintptr(nevent), uintptr(unsafe.Pointer(timeout)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kevent_trampoline()
+
+//go:linkname libc_kevent libc_kevent
+//go:cgo_import_dynamic libc_kevent kevent "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
+	var _p0 unsafe.Pointer
+	if len(mib) > 0 {
+		_p0 = unsafe.Pointer(&mib[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc___sysctl_trampoline), uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___sysctl_trampoline()
+
+//go:linkname libc___sysctl libc___sysctl
+//go:cgo_import_dynamic libc___sysctl __sysctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func utimes(path string, timeval *[2]Timeval) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_utimes_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_utimes_trampoline()
+
+//go:linkname libc_utimes libc_utimes
+//go:cgo_import_dynamic libc_utimes utimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func futimes(fd int, timeval *[2]Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_futimes_trampoline), uintptr(fd), uintptr(unsafe.Pointer(timeval)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_futimes_trampoline()
+
+//go:linkname libc_futimes libc_futimes
+//go:cgo_import_dynamic libc_futimes futimes "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fcntl(fd int, cmd int, arg int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fcntl_trampoline), uintptr(fd), uintptr(cmd), uintptr(arg))
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fcntl_trampoline()
+
+//go:linkname libc_fcntl libc_fcntl
+//go:cgo_import_dynamic libc_fcntl fcntl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_poll_trampoline), uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_poll_trampoline()
+
+//go:linkname libc_poll libc_poll
+//go:cgo_import_dynamic libc_poll poll "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Madvise(b []byte, behav int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_madvise_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(behav))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_madvise_trampoline()
+
+//go:linkname libc_madvise libc_madvise
+//go:cgo_import_dynamic libc_madvise madvise "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlock_trampoline()
+
+//go:linkname libc_mlock libc_mlock
+//go:cgo_import_dynamic libc_mlock mlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlockall(flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_mlockall_trampoline), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mlockall_trampoline()
+
+//go:linkname libc_mlockall libc_mlockall
+//go:cgo_import_dynamic libc_mlockall mlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mprotect(b []byte, prot int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mprotect_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(prot))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mprotect_trampoline()
+
+//go:linkname libc_mprotect libc_mprotect
+//go:cgo_import_dynamic libc_mprotect mprotect "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Msync(b []byte, flags int) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_msync_trampoline), uintptr(_p0), uintptr(len(b)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_msync_trampoline()
+
+//go:linkname libc_msync libc_msync
+//go:cgo_import_dynamic libc_msync msync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlock(b []byte) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_munlock_trampoline), uintptr(_p0), uintptr(len(b)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlock_trampoline()
+
+//go:linkname libc_munlock libc_munlock
+//go:cgo_import_dynamic libc_munlock munlock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlockall() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munlockall_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munlockall_trampoline()
+
+//go:linkname libc_munlockall libc_munlockall
+//go:cgo_import_dynamic libc_munlockall munlockall "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_ptrace_trampoline), uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ptrace_trampoline()
+
+//go:linkname libc_ptrace libc_ptrace
+//go:cgo_import_dynamic libc_ptrace ptrace "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func pipe() (r int, w int, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
+	r = int(r0)
+	w = int(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pipe_trampoline()
+
+//go:linkname libc_pipe libc_pipe
+//go:cgo_import_dynamic libc_pipe pipe "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getxattr(path string, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_getxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getxattr_trampoline()
+
+//go:linkname libc_getxattr libc_getxattr
+//go:cgo_import_dynamic libc_getxattr getxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fgetxattr(fd int, attr string, dest *byte, size int, position uint32, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_fgetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(position), uintptr(options))
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fgetxattr_trampoline()
+
+//go:linkname libc_fgetxattr libc_fgetxattr
+//go:cgo_import_dynamic libc_fgetxattr fgetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setxattr(path string, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_setxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setxattr_trampoline()
+
+//go:linkname libc_setxattr libc_setxattr
+//go:cgo_import_dynamic libc_setxattr setxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fsetxattr(fd int, attr string, data *byte, size int, position uint32, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fsetxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(data)), uintptr(size), uintptr(position), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsetxattr_trampoline()
+
+//go:linkname libc_fsetxattr libc_fsetxattr
+//go:cgo_import_dynamic libc_fsetxattr fsetxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func removexattr(path string, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_removexattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_removexattr_trampoline()
+
+//go:linkname libc_removexattr libc_removexattr
+//go:cgo_import_dynamic libc_removexattr removexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func fremovexattr(fd int, attr string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(attr)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_fremovexattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fremovexattr_trampoline()
+
+//go:linkname libc_fremovexattr libc_fremovexattr
+//go:cgo_import_dynamic libc_fremovexattr fremovexattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func listxattr(path string, dest *byte, size int, options int) (sz int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_listxattr_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listxattr_trampoline()
+
+//go:linkname libc_listxattr libc_listxattr
+//go:cgo_import_dynamic libc_listxattr listxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func flistxattr(fd int, dest *byte, size int, options int) (sz int, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_flistxattr_trampoline), uintptr(fd), uintptr(unsafe.Pointer(dest)), uintptr(size), uintptr(options), 0, 0)
+	sz = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flistxattr_trampoline()
+
+//go:linkname libc_flistxattr libc_flistxattr
+//go:cgo_import_dynamic libc_flistxattr flistxattr "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func kill(pid int, signum int, posix int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_kill_trampoline), uintptr(pid), uintptr(signum), uintptr(posix))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kill_trampoline()
+
+//go:linkname libc_kill libc_kill
+//go:cgo_import_dynamic libc_kill kill "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ioctl(fd int, req uint, arg uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ioctl_trampoline), uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ioctl_trampoline()
+
+//go:linkname libc_ioctl libc_ioctl
+//go:cgo_import_dynamic libc_ioctl ioctl "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Access(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_access_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_access_trampoline()
+
+//go:linkname libc_access libc_access
+//go:cgo_import_dynamic libc_access access "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Adjtime(delta *Timeval, olddelta *Timeval) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_adjtime_trampoline), uintptr(unsafe.Pointer(delta)), uintptr(unsafe.Pointer(olddelta)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_adjtime_trampoline()
+
+//go:linkname libc_adjtime libc_adjtime
+//go:cgo_import_dynamic libc_adjtime adjtime "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chdir_trampoline()
+
+//go:linkname libc_chdir libc_chdir
+//go:cgo_import_dynamic libc_chdir chdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chflags(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chflags_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chflags_trampoline()
+
+//go:linkname libc_chflags libc_chflags
+//go:cgo_import_dynamic libc_chflags chflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chmod(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chmod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chmod_trampoline()
+
+//go:linkname libc_chmod libc_chmod
+//go:cgo_import_dynamic libc_chmod chmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chown_trampoline()
+
+//go:linkname libc_chown libc_chown
+//go:cgo_import_dynamic libc_chown chown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Chroot(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_chroot_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_chroot_trampoline()
+
+//go:linkname libc_chroot libc_chroot
+//go:cgo_import_dynamic libc_chroot chroot "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Close(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_close_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_close_trampoline()
+
+//go:linkname libc_close libc_close
+//go:cgo_import_dynamic libc_close close "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup(fd int) (nfd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
+	nfd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup_trampoline()
+
+//go:linkname libc_dup libc_dup
+//go:cgo_import_dynamic libc_dup dup "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Dup2(from int, to int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_dup2_trampoline), uintptr(from), uintptr(to), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_dup2_trampoline()
+
+//go:linkname libc_dup2 libc_dup2
+//go:cgo_import_dynamic libc_dup2 dup2 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exchangedata(path1 string, path2 string, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path1)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(path2)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_exchangedata_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(options))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_exchangedata_trampoline()
+
+//go:linkname libc_exchangedata libc_exchangedata
+//go:cgo_import_dynamic libc_exchangedata exchangedata "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Exit(code int) {
+	syscall_syscall(funcPC(libc_exit_trampoline), uintptr(code), 0, 0)
+	return
+}
+
+func libc_exit_trampoline()
+
+//go:linkname libc_exit libc_exit
+//go:cgo_import_dynamic libc_exit exit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_faccessat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_faccessat_trampoline()
+
+//go:linkname libc_faccessat libc_faccessat
+//go:cgo_import_dynamic libc_faccessat faccessat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchdir(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchdir_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchdir_trampoline()
+
+//go:linkname libc_fchdir libc_fchdir
+//go:cgo_import_dynamic libc_fchdir fchdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchflags(fd int, flags int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchflags_trampoline), uintptr(fd), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchflags_trampoline()
+
+//go:linkname libc_fchflags libc_fchflags
+//go:cgo_import_dynamic libc_fchflags fchflags "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmod(fd int, mode uint32) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchmod_trampoline), uintptr(fd), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmod_trampoline()
+
+//go:linkname libc_fchmod libc_fchmod
+//go:cgo_import_dynamic libc_fchmod fchmod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchmodat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchmodat_trampoline()
+
+//go:linkname libc_fchmodat libc_fchmodat
+//go:cgo_import_dynamic libc_fchmodat fchmodat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchown(fd int, uid int, gid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fchown_trampoline), uintptr(fd), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchown_trampoline()
+
+//go:linkname libc_fchown libc_fchown
+//go:cgo_import_dynamic libc_fchown fchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fchownat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fchownat_trampoline()
+
+//go:linkname libc_fchownat libc_fchownat
+//go:cgo_import_dynamic libc_fchownat fchownat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Flock(fd int, how int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_flock_trampoline()
+
+//go:linkname libc_flock libc_flock
+//go:cgo_import_dynamic libc_flock flock "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fpathconf(fd int, name int) (val int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_fpathconf_trampoline), uintptr(fd), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fpathconf_trampoline()
+
+//go:linkname libc_fpathconf libc_fpathconf
+//go:cgo_import_dynamic libc_fpathconf fpathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstat(fd int, stat *Stat_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstat64_trampoline()
+
+//go:linkname libc_fstat64 libc_fstat64
+//go:cgo_import_dynamic libc_fstat64 fstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_fstatat64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatat64_trampoline()
+
+//go:linkname libc_fstatat64 libc_fstatat64
+//go:cgo_import_dynamic libc_fstatat64 fstatat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fstatfs(fd int, stat *Statfs_t) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fstatfs64_trampoline), uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fstatfs64_trampoline()
+
+//go:linkname libc_fstatfs64 libc_fstatfs64
+//go:cgo_import_dynamic libc_fstatfs64 fstatfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Fsync(fd int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_fsync_trampoline), uintptr(fd), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_fsync_trampoline()
+
+//go:linkname libc_fsync libc_fsync
+//go:cgo_import_dynamic libc_fsync fsync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Ftruncate(fd int, length int64) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_ftruncate_trampoline), uintptr(fd), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_ftruncate_trampoline()
+
+//go:linkname libc_ftruncate libc_ftruncate
+//go:cgo_import_dynamic libc_ftruncate ftruncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc___getdirentries64_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc___getdirentries64_trampoline()
+
+//go:linkname libc___getdirentries64 libc___getdirentries64
+//go:cgo_import_dynamic libc___getdirentries64 __getdirentries64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getdtablesize() (size int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
+	size = int(r0)
+	return
+}
+
+func libc_getdtablesize_trampoline()
+
+//go:linkname libc_getdtablesize libc_getdtablesize
+//go:cgo_import_dynamic libc_getdtablesize getdtablesize "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getegid() (egid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getegid_trampoline), 0, 0, 0)
+	egid = int(r0)
+	return
+}
+
+func libc_getegid_trampoline()
+
+//go:linkname libc_getegid libc_getegid
+//go:cgo_import_dynamic libc_getegid getegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Geteuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_geteuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_geteuid_trampoline()
+
+//go:linkname libc_geteuid libc_geteuid
+//go:cgo_import_dynamic libc_geteuid geteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getgid() (gid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getgid_trampoline), 0, 0, 0)
+	gid = int(r0)
+	return
+}
+
+func libc_getgid_trampoline()
+
+//go:linkname libc_getgid libc_getgid
+//go:cgo_import_dynamic libc_getgid getgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgid(pid int) (pgid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getpgid_trampoline), uintptr(pid), 0, 0)
+	pgid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpgid_trampoline()
+
+//go:linkname libc_getpgid libc_getpgid
+//go:cgo_import_dynamic libc_getpgid getpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpgrp() (pgrp int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpgrp_trampoline), 0, 0, 0)
+	pgrp = int(r0)
+	return
+}
+
+func libc_getpgrp_trampoline()
+
+//go:linkname libc_getpgrp libc_getpgrp
+//go:cgo_import_dynamic libc_getpgrp getpgrp "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpid() (pid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getpid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	return
+}
+
+func libc_getpid_trampoline()
+
+//go:linkname libc_getpid libc_getpid
+//go:cgo_import_dynamic libc_getpid getpid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getppid() (ppid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getppid_trampoline), 0, 0, 0)
+	ppid = int(r0)
+	return
+}
+
+func libc_getppid_trampoline()
+
+//go:linkname libc_getppid libc_getppid
+//go:cgo_import_dynamic libc_getppid getppid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getpriority(which int, who int) (prio int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getpriority_trampoline), uintptr(which), uintptr(who), 0)
+	prio = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getpriority_trampoline()
+
+//go:linkname libc_getpriority libc_getpriority
+//go:cgo_import_dynamic libc_getpriority getpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrlimit_trampoline()
+
+//go:linkname libc_getrlimit libc_getrlimit
+//go:cgo_import_dynamic libc_getrlimit getrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getrusage(who int, rusage *Rusage) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_getrusage_trampoline), uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getrusage_trampoline()
+
+//go:linkname libc_getrusage libc_getrusage
+//go:cgo_import_dynamic libc_getrusage getrusage "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getsid(pid int) (sid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_getsid_trampoline), uintptr(pid), 0, 0)
+	sid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getsid_trampoline()
+
+//go:linkname libc_getsid libc_getsid
+//go:cgo_import_dynamic libc_getsid getsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Getuid() (uid int) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_getuid_trampoline), 0, 0, 0)
+	uid = int(r0)
+	return
+}
+
+func libc_getuid_trampoline()
+
+//go:linkname libc_getuid libc_getuid
+//go:cgo_import_dynamic libc_getuid getuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Issetugid() (tainted bool) {
+	r0, _, _ := syscall_rawSyscall(funcPC(libc_issetugid_trampoline), 0, 0, 0)
+	tainted = bool(r0 != 0)
+	return
+}
+
+func libc_issetugid_trampoline()
+
+//go:linkname libc_issetugid libc_issetugid
+//go:cgo_import_dynamic libc_issetugid issetugid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Kqueue() (fd int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_kqueue_trampoline), 0, 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_kqueue_trampoline()
+
+//go:linkname libc_kqueue libc_kqueue
+//go:cgo_import_dynamic libc_kqueue kqueue "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lchown(path string, uid int, gid int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lchown_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lchown_trampoline()
+
+//go:linkname libc_lchown libc_lchown
+//go:cgo_import_dynamic libc_lchown lchown "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Link(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_link_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_link_trampoline()
+
+//go:linkname libc_link libc_link
+//go:cgo_import_dynamic libc_link link "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_linkat_trampoline), uintptr(pathfd), uintptr(unsafe.Pointer(_p0)), uintptr(linkfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_linkat_trampoline()
+
+//go:linkname libc_linkat libc_linkat
+//go:cgo_import_dynamic libc_linkat linkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Listen(s int, backlog int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_listen_trampoline), uintptr(s), uintptr(backlog), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_listen_trampoline()
+
+//go:linkname libc_listen libc_listen
+//go:cgo_import_dynamic libc_listen listen "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Lstat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_lstat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lstat64_trampoline()
+
+//go:linkname libc_lstat64 libc_lstat64
+//go:cgo_import_dynamic libc_lstat64 lstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdir(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdir_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdir_trampoline()
+
+//go:linkname libc_mkdir libc_mkdir
+//go:cgo_import_dynamic libc_mkdir mkdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkdirat(dirfd int, path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkdirat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkdirat_trampoline()
+
+//go:linkname libc_mkdirat libc_mkdirat
+//go:cgo_import_dynamic libc_mkdirat mkdirat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mkfifo(path string, mode uint32) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mkfifo_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mkfifo_trampoline()
+
+//go:linkname libc_mkfifo libc_mkfifo
+//go:cgo_import_dynamic libc_mkfifo mkfifo "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mknod(path string, mode uint32, dev int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_mknod_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(dev))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mknod_trampoline()
+
+//go:linkname libc_mknod libc_mknod
+//go:cgo_import_dynamic libc_mknod mknod "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Open(path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_open_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_open_trampoline()
+
+//go:linkname libc_open libc_open
+//go:cgo_import_dynamic libc_open open "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_openat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm), 0, 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_openat_trampoline()
+
+//go:linkname libc_openat libc_openat
+//go:cgo_import_dynamic libc_openat openat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pathconf(path string, name int) (val int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_pathconf_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(name), 0)
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pathconf_trampoline()
+
+//go:linkname libc_pathconf libc_pathconf
+//go:cgo_import_dynamic libc_pathconf pathconf "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pread(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pread_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pread_trampoline()
+
+//go:linkname libc_pread libc_pread
+//go:cgo_import_dynamic libc_pread pread "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_pwrite_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_pwrite_trampoline()
+
+//go:linkname libc_pwrite libc_pwrite
+//go:cgo_import_dynamic libc_pwrite pwrite "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func read(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_read_trampoline()
+
+//go:linkname libc_read libc_read
+//go:cgo_import_dynamic libc_read read "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlink(path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_readlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlink_trampoline()
+
+//go:linkname libc_readlink libc_readlink
+//go:cgo_import_dynamic libc_readlink readlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(buf) > 0 {
+		_p1 = unsafe.Pointer(&buf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall6(funcPC(libc_readlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(buf)), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_readlinkat_trampoline()
+
+//go:linkname libc_readlinkat libc_readlinkat
+//go:cgo_import_dynamic libc_readlinkat readlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rename(from string, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rename_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rename_trampoline()
+
+//go:linkname libc_rename libc_rename
+//go:cgo_import_dynamic libc_rename rename "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Renameat(fromfd int, from string, tofd int, to string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(from)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(to)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(funcPC(libc_renameat_trampoline), uintptr(fromfd), uintptr(unsafe.Pointer(_p0)), uintptr(tofd), uintptr(unsafe.Pointer(_p1)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_renameat_trampoline()
+
+//go:linkname libc_renameat libc_renameat
+//go:cgo_import_dynamic libc_renameat renameat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Revoke(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_revoke_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_revoke_trampoline()
+
+//go:linkname libc_revoke libc_revoke
+//go:cgo_import_dynamic libc_revoke revoke "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Rmdir(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_rmdir_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_rmdir_trampoline()
+
+//go:linkname libc_rmdir libc_rmdir
+//go:cgo_import_dynamic libc_rmdir rmdir "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_lseek_trampoline), uintptr(fd), uintptr(offset), uintptr(whence))
+	newoffset = int64(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_lseek_trampoline()
+
+//go:linkname libc_lseek libc_lseek
+//go:cgo_import_dynamic libc_lseek lseek "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) {
+	_, _, e1 := syscall_syscall6(funcPC(libc_select_trampoline), uintptr(n), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_select_trampoline()
+
+//go:linkname libc_select libc_select
+//go:cgo_import_dynamic libc_select select "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setegid(egid int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setegid_trampoline), uintptr(egid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setegid_trampoline()
+
+//go:linkname libc_setegid libc_setegid
+//go:cgo_import_dynamic libc_setegid setegid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Seteuid(euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_seteuid_trampoline), uintptr(euid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_seteuid_trampoline()
+
+//go:linkname libc_seteuid libc_seteuid
+//go:cgo_import_dynamic libc_seteuid seteuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setgid(gid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setgid_trampoline), uintptr(gid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setgid_trampoline()
+
+//go:linkname libc_setgid libc_setgid
+//go:cgo_import_dynamic libc_setgid setgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setlogin(name string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(name)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_setlogin_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setlogin_trampoline()
+
+//go:linkname libc_setlogin libc_setlogin
+//go:cgo_import_dynamic libc_setlogin setlogin "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpgid(pid int, pgid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setpgid_trampoline), uintptr(pid), uintptr(pgid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpgid_trampoline()
+
+//go:linkname libc_setpgid libc_setpgid
+//go:cgo_import_dynamic libc_setpgid setpgid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setpriority(which int, who int, prio int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setpriority_trampoline), uintptr(which), uintptr(who), uintptr(prio))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setpriority_trampoline()
+
+//go:linkname libc_setpriority libc_setpriority
+//go:cgo_import_dynamic libc_setpriority setpriority "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setprivexec(flag int) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_setprivexec_trampoline), uintptr(flag), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setprivexec_trampoline()
+
+//go:linkname libc_setprivexec libc_setprivexec
+//go:cgo_import_dynamic libc_setprivexec setprivexec "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setregid(rgid int, egid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setregid_trampoline), uintptr(rgid), uintptr(egid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setregid_trampoline()
+
+//go:linkname libc_setregid libc_setregid
+//go:cgo_import_dynamic libc_setregid setregid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setreuid(ruid int, euid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setreuid_trampoline), uintptr(ruid), uintptr(euid), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setreuid_trampoline()
+
+//go:linkname libc_setreuid libc_setreuid
+//go:cgo_import_dynamic libc_setreuid setreuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setrlimit(which int, lim *Rlimit) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setrlimit_trampoline), uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setrlimit_trampoline()
+
+//go:linkname libc_setrlimit libc_setrlimit
+//go:cgo_import_dynamic libc_setrlimit setrlimit "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setsid() (pid int, err error) {
+	r0, _, e1 := syscall_rawSyscall(funcPC(libc_setsid_trampoline), 0, 0, 0)
+	pid = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setsid_trampoline()
+
+//go:linkname libc_setsid libc_setsid
+//go:cgo_import_dynamic libc_setsid setsid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Settimeofday(tp *Timeval) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_settimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_settimeofday_trampoline()
+
+//go:linkname libc_settimeofday libc_settimeofday
+//go:cgo_import_dynamic libc_settimeofday settimeofday "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Setuid(uid int) (err error) {
+	_, _, e1 := syscall_rawSyscall(funcPC(libc_setuid_trampoline), uintptr(uid), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_setuid_trampoline()
+
+//go:linkname libc_setuid libc_setuid
+//go:cgo_import_dynamic libc_setuid setuid "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Stat(path string, stat *Stat_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_stat64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_stat64_trampoline()
+
+//go:linkname libc_stat64 libc_stat64
+//go:cgo_import_dynamic libc_stat64 stat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Statfs(path string, stat *Statfs_t) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_statfs64_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_statfs64_trampoline()
+
+//go:linkname libc_statfs64 libc_statfs64
+//go:cgo_import_dynamic libc_statfs64 statfs64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlink(path string, link string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(link)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlink_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlink_trampoline()
+
+//go:linkname libc_symlink libc_symlink
+//go:cgo_import_dynamic libc_symlink symlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(oldpath)
+	if err != nil {
+		return
+	}
+	var _p1 *byte
+	_p1, err = BytePtrFromString(newpath)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_symlinkat_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(newdirfd), uintptr(unsafe.Pointer(_p1)))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_symlinkat_trampoline()
+
+//go:linkname libc_symlinkat libc_symlinkat
+//go:cgo_import_dynamic libc_symlinkat symlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Sync() (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_sync_trampoline), 0, 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_sync_trampoline()
+
+//go:linkname libc_sync libc_sync
+//go:cgo_import_dynamic libc_sync sync "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Truncate(path string, length int64) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_truncate_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_truncate_trampoline()
+
+//go:linkname libc_truncate libc_truncate
+//go:cgo_import_dynamic libc_truncate truncate "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Umask(newmask int) (oldmask int) {
+	r0, _, _ := syscall_syscall(funcPC(libc_umask_trampoline), uintptr(newmask), 0, 0)
+	oldmask = int(r0)
+	return
+}
+
+func libc_umask_trampoline()
+
+//go:linkname libc_umask libc_umask
+//go:cgo_import_dynamic libc_umask umask "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Undelete(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_undelete_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_undelete_trampoline()
+
+//go:linkname libc_undelete libc_undelete
+//go:cgo_import_dynamic libc_undelete undelete "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlink(path string) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlink_trampoline), uintptr(unsafe.Pointer(_p0)), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlink_trampoline()
+
+//go:linkname libc_unlink libc_unlink
+//go:cgo_import_dynamic libc_unlink unlink "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unlinkat(dirfd int, path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unlinkat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unlinkat_trampoline()
+
+//go:linkname libc_unlinkat libc_unlinkat
+//go:cgo_import_dynamic libc_unlinkat unlinkat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Unmount(path string, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall(funcPC(libc_unmount_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_unmount_trampoline()
+
+//go:linkname libc_unmount libc_unmount
+//go:cgo_import_dynamic libc_unmount unmount "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func write(fd int, p []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(p) > 0 {
+		_p0 = unsafe.Pointer(&p[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(_p0), uintptr(len(p)))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_write_trampoline()
+
+//go:linkname libc_write libc_write
+//go:cgo_import_dynamic libc_write write "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall_syscall6(funcPC(libc_mmap_trampoline), uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), uintptr(pos))
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_mmap_trampoline()
+
+//go:linkname libc_mmap libc_mmap
+//go:cgo_import_dynamic libc_mmap mmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func munmap(addr uintptr, length uintptr) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_munmap_trampoline), uintptr(addr), uintptr(length), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_munmap_trampoline()
+
+//go:linkname libc_munmap libc_munmap
+//go:cgo_import_dynamic libc_munmap munmap "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func gettimeofday(tp *Timeval) (sec int64, usec int32, err error) {
+	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_gettimeofday_trampoline), uintptr(unsafe.Pointer(tp)), 0, 0)
+	sec = int64(r0)
+	usec = int32(r1)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_gettimeofday_trampoline()
+
+//go:linkname libc_gettimeofday libc_gettimeofday
+//go:cgo_import_dynamic libc_gettimeofday gettimeofday "/usr/lib/libSystem.B.dylib"
diff --git a/unix/zsyscall_darwin_arm64.go b/unix/zsyscall_darwin_arm64.go
index 67f3b4e..4b0f371 100644
--- a/unix/zsyscall_darwin_arm64.go
+++ b/unix/zsyscall_darwin_arm64.go
@@ -1,7 +1,7 @@
-// go run mksyscall.go -tags darwin,arm64 syscall_bsd.go syscall_darwin.go syscall_darwin_arm64.go
+// go run mksyscall.go -tags darwin,arm64,!go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm64.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
-// +build darwin,arm64
+// +build darwin,arm64,!go1.12
 
 package unix
 
diff --git a/unix/zsyscall_darwin_arm64.s b/unix/zsyscall_darwin_arm64.s
new file mode 100644
index 0000000..56fbf46
--- /dev/null
+++ b/unix/zsyscall_darwin_arm64.s
@@ -0,0 +1,276 @@
+// go run mkasm_darwin.go arm64
+// Code generated by the command above; DO NOT EDIT.
+
+// +build go1.12
+
+#include "textflag.h"
+TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgroups(SB)
+TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgroups(SB)
+TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_wait4(SB)
+TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_accept(SB)
+TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_bind(SB)
+TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_connect(SB)
+TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socket(SB)
+TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockopt(SB)
+TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsockopt(SB)
+TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpeername(SB)
+TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsockname(SB)
+TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_shutdown(SB)
+TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_socketpair(SB)
+TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvfrom(SB)
+TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendto(SB)
+TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_recvmsg(SB)
+TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sendmsg(SB)
+TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kevent(SB)
+TEXT ·libc___sysctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___sysctl(SB)
+TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_utimes(SB)
+TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_futimes(SB)
+TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fcntl(SB)
+TEXT ·libc_poll_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_poll(SB)
+TEXT ·libc_madvise_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_madvise(SB)
+TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlock(SB)
+TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mlockall(SB)
+TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mprotect(SB)
+TEXT ·libc_msync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_msync(SB)
+TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlock(SB)
+TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munlockall(SB)
+TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ptrace(SB)
+TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pipe(SB)
+TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getxattr(SB)
+TEXT ·libc_fgetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fgetxattr(SB)
+TEXT ·libc_setxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setxattr(SB)
+TEXT ·libc_fsetxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsetxattr(SB)
+TEXT ·libc_removexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_removexattr(SB)
+TEXT ·libc_fremovexattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fremovexattr(SB)
+TEXT ·libc_listxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listxattr(SB)
+TEXT ·libc_flistxattr_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flistxattr(SB)
+TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kill(SB)
+TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ioctl(SB)
+TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_access(SB)
+TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_adjtime(SB)
+TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chdir(SB)
+TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chflags(SB)
+TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chmod(SB)
+TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chown(SB)
+TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_chroot(SB)
+TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_close(SB)
+TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup(SB)
+TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_dup2(SB)
+TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exchangedata(SB)
+TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_exit(SB)
+TEXT ·libc_faccessat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_faccessat(SB)
+TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchdir(SB)
+TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchflags(SB)
+TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmod(SB)
+TEXT ·libc_fchmodat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchmodat(SB)
+TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchown(SB)
+TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fchownat(SB)
+TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_flock(SB)
+TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fpathconf(SB)
+TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstat64(SB)
+TEXT ·libc_fstatat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatat64(SB)
+TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fstatfs64(SB)
+TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_fsync(SB)
+TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ftruncate(SB)
+TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc___getdirentries64(SB)
+TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getdtablesize(SB)
+TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getegid(SB)
+TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_geteuid(SB)
+TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getgid(SB)
+TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgid(SB)
+TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpgrp(SB)
+TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpid(SB)
+TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getppid(SB)
+TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getpriority(SB)
+TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrlimit(SB)
+TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getrusage(SB)
+TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getsid(SB)
+TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getuid(SB)
+TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_issetugid(SB)
+TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_kqueue(SB)
+TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lchown(SB)
+TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_link(SB)
+TEXT ·libc_linkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_linkat(SB)
+TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_listen(SB)
+TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lstat64(SB)
+TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdir(SB)
+TEXT ·libc_mkdirat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkdirat(SB)
+TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mkfifo(SB)
+TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mknod(SB)
+TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_open(SB)
+TEXT ·libc_openat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_openat(SB)
+TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pathconf(SB)
+TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pread(SB)
+TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_pwrite(SB)
+TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_read(SB)
+TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlink(SB)
+TEXT ·libc_readlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_readlinkat(SB)
+TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rename(SB)
+TEXT ·libc_renameat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_renameat(SB)
+TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_revoke(SB)
+TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_rmdir(SB)
+TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_lseek(SB)
+TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_select(SB)
+TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setegid(SB)
+TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_seteuid(SB)
+TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setgid(SB)
+TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setlogin(SB)
+TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpgid(SB)
+TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setpriority(SB)
+TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setprivexec(SB)
+TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setregid(SB)
+TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setreuid(SB)
+TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setrlimit(SB)
+TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setsid(SB)
+TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_settimeofday(SB)
+TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_setuid(SB)
+TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_stat64(SB)
+TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_statfs64(SB)
+TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlink(SB)
+TEXT ·libc_symlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_symlinkat(SB)
+TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_sync(SB)
+TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_truncate(SB)
+TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_umask(SB)
+TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_undelete(SB)
+TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlink(SB)
+TEXT ·libc_unlinkat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unlinkat(SB)
+TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_unmount(SB)
+TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_write(SB)
+TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_mmap(SB)
+TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_munmap(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_gettimeofday(SB)