| // Copyright 2014 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. | 
 |  | 
 | //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris | 
 | // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris | 
 |  | 
 | package os | 
 |  | 
 | // supportsCloseOnExec reports whether the platform supports the | 
 | // O_CLOEXEC flag. | 
 | // On Darwin, the O_CLOEXEC flag was introduced in OS X 10.7 (Darwin 11.0.0). | 
 | // See https://support.apple.com/kb/HT1633. | 
 | // On FreeBSD, the O_CLOEXEC flag was introduced in version 8.3. | 
 | const supportsCloseOnExec = true |