Copyright 2010 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 aix darwin dragonfly freebsd linux netbsd openbsd solaris
Unix environment variables.

package unix

import 

func ( string) ( string,  bool) {
	return syscall.Getenv()
}

func (,  string) error {
	return syscall.Setenv(, )
}

func () {
	syscall.Clearenv()
}

func () []string {
	return syscall.Environ()
}

func ( string) error {
	return syscall.Unsetenv()