github.com/zxy12/golang151_with_comment@v0.0.0-20190507085033-721809559d3c/net/hook_cloexec.go (about)

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build freebsd linux
     6  
     7  package net
     8  
     9  import "syscall"
    10  
    11  var (
    12  	// Placeholders for socket system calls.
    13  	accept4Func func(int, int) (int, syscall.Sockaddr, error) = syscall.Accept4
    14  )