diff --git a/api/fuchsia.txt b/api/fuchsia.txt
index fd37a70..8a70097 100644
--- a/api/fuchsia.txt
+++ b/api/fuchsia.txt
@@ -6089,8 +6089,6 @@
 pkg syscall/zx/posix/socket, const InterfaceFlagsUp InterfaceFlags
 pkg syscall/zx/posix/socket, const InterfaceFlags_Mask = 65535
 pkg syscall/zx/posix/socket, const InterfaceFlags_Mask InterfaceFlags
-pkg syscall/zx/posix/socket, const InterfaceNameLength = 15
-pkg syscall/zx/posix/socket, const InterfaceNameLength uint8
 pkg syscall/zx/posix/socket, const OptionalUint32Unset = 2
 pkg syscall/zx/posix/socket, const OptionalUint32Unset ideal-int
 pkg syscall/zx/posix/socket, const OptionalUint32Value = 1
diff --git a/regen-fidl b/regen-fidl
index 1732c36..050b92c 100755
--- a/regen-fidl
+++ b/regen-fidl
@@ -85,11 +85,13 @@
 
 generate_file sdk/fidl/fuchsia.posix.socket posix/socket \
   --files zircon/vdso/zx_common.fidl zircon/vdso/rights.fidl \
-  --files sdk/fidl/fuchsia.posix/*.fidl \
-  --files sdk/fidl/fuchsia.net/*.fidl \
   --files sdk/fidl/fuchsia.mem/*.fidl \
   --files sdk/fidl/fuchsia.io2/*.fidl \
-  --files sdk/fidl/fuchsia.io/*.fidl
+  --files sdk/fidl/fuchsia.io/*.fidl \
+  --files sdk/fidl/fuchsia.net/*.fidl \
+  --files sdk/fidl/fuchsia.hardware.network/*.fidl \
+  --files sdk/fidl/fuchsia.net.interfaces/*.fidl \
+  --files sdk/fidl/fuchsia.posix/*.fidl
 
 generate_file sdk/fidl/fuchsia.hardware.ethernet hardware/ethernet \
   --files zircon/vdso/zx_common.fidl zircon/vdso/rights.fidl
@@ -115,13 +117,8 @@
 
 generate_file sdk/fidl/fuchsia.net.stack net/stack \
   --files zircon/vdso/zx_common.fidl zircon/vdso/rights.fidl \
-  --files sdk/fidl/fuchsia.mem/*.fidl \
-  --files sdk/fidl/fuchsia.io2/*.fidl \
-  --files sdk/fidl/fuchsia.io/*.fidl \
   --files sdk/fidl/fuchsia.net/*.fidl \
-  --files sdk/fidl/fuchsia.net.name/*.fidl \
   --files sdk/fidl/fuchsia.hardware.ethernet/*.fidl \
   --files sdk/fidl/fuchsia.hardware.network/*.fidl \
-  --files sdk/fidl/fuchsia.posix/*.fidl \
-  --files sdk/fidl/fuchsia.posix.socket/*.fidl
-
+  --files sdk/fidl/fuchsia.net.interfaces/*.fidl \
+  --files sdk/fidl/fuchsia.net.name/*.fidl
diff --git a/src/syscall/zx/posix/socket/impl.go b/src/syscall/zx/posix/socket/impl.go
index 5cc7c57..3860759 100644
--- a/src/syscall/zx/posix/socket/impl.go
+++ b/src/syscall/zx/posix/socket/impl.go
@@ -14,11 +14,6 @@
 	fuchsiaposix "syscall/zx/posix"
 )
 
-const (
-	// The maximum length of an interface name.
-	InterfaceNameLength uint8 = 15
-)
-
 var _ _bindings.Enum = TcpCongestionControl(0)
 
 // TCP congestion control modes.