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 darwin dragonfly freebsd linux,!arm64,!riscv64 netbsd openbsd
6
7package main
8
9import "syscall"
10
11func dup2(oldfd, newfd int) error {
12	return syscall.Dup2(oldfd, newfd)
13}
14