vendor/github.com/containerd/continuity/sysx/xattr_solaris.go - third_party/github.com/docker/docker - Git at Google

 package sysx

 import (
 	"errors"
 )

 // Initial stub version for Solaris. Solaris has a different
 // syscall API from Darwin and Linux for extended attributes;
 // it is also not widely used. It is not exposed at all by the
 // Go syscall package, so we need to implement directly eventually.

 var unsupported = errors.New("extended attributes unsupported on Solaris")
	package sysx

	import (
	"errors"
	)

	// Initial stub version for Solaris. Solaris has a different
	// syscall API from Darwin and Linux for extended attributes;
	// it is also not widely used. It is not exposed at all by the
	// Go syscall package, so we need to implement directly eventually.

	var unsupported = errors.New("extended attributes unsupported on Solaris")