gcc/libgo/go/os/sys_bsd.go

// Copyright 2009 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 dragonfly freebsd netbsd openbsd

// os code shared between *BSD systems including OS X (Darwin)
// and FreeBSD.

package os

import "syscall"

func hostname() (name string, err error) {
	name, err = syscall.Sysctl("kern.hostname")
	if err != nil {
		return "", NewSyscallError("sysctl kern.hostname", err)
	}
	return name, nil
}