// Copyright 2013 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 darwin || dragonfly || freebsd || netbsd || openbsd

package term

import "golang.org/x/sys/unix"

const ioctlReadTermios = unix.TIOCGETA

// Copyright 2011 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 darwin || dragonfly || freebsd || netbsd || openbsd

package net

import (
	"syscall"

	"golang.org/x/net/route"
)

// If the ifindex is zero, interfaceTable returns mappings of all
// network interfaces. Otherwise it returns a mapping of a specific
// interface.

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build darwin || dragonfly || freebsd || (linux && !arm64 && !loong64 && !riscv64) || netbsd || openbsd

package main

import "syscall"

func dup2(oldfd, newfd int) error {
	return syscall.Dup2(oldfd, newfd)

// Copyright 2022 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 !(cgo && (aix || dragonfly || freebsd || (linux && !android) || netbsd || openbsd)) && !darwin

package testpty

import "os"

func open() (pty *os.File, processTTY string, err error) {
	return nil, "", ErrNotSupported

// Copyright 2016 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 openbsd || netbsd

package rand

import "internal/syscall/unix"

func init() {
	// getentropy(2) returns a maximum of 256 bytes per call.
	altGetRandom = batched(unix.GetEntropy, 256)

	"runtime"
	"syscall"
)

// Adds MaxRSS to platforms that are supported.
func addMaxRSS(w io.Writer) {
	var rssToBytes uintptr
	switch runtime.GOOS {
	case "aix", "android", "dragonfly", "freebsd", "linux", "netbsd", "openbsd":
		rssToBytes = 1024
	case "darwin", "ios":
		rssToBytes = 1
	case "illumos", "solaris":
		rssToBytes = uintptr(syscall.Getpagesize())
	default:
		panic("unsupported OS")
	}

// Copyright 2017 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 || zos

// For Unix, get the pagesize from the runtime.

package unix

import "syscall"

func Getpagesize() int {
	return syscall.Getpagesize()

// Copyright 2016 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 darwin || dragonfly || freebsd || netbsd || openbsd

package route

import _ "unsafe" // for linkname

//go:linkname sysctl syscall.sysctl

// Copyright 2023 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 || dragonfly || freebsd || illumos || linux || netbsd

package net

import (
	"syscall"
	"testing"
)

const (
	syscall_TCP_KEEPIDLE  = syscall.TCP_KEEPIDLE
	syscall_TCP_KEEPCNT   = syscall.TCP_KEEPCNT
	syscall_TCP_KEEPINTVL = syscall.TCP_KEEPINTVL
)

// Copyright 2016 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 dragonfly || freebsd || netbsd

package os

import (
	"runtime"
	"syscall"
)

// blockUntilWaitable attempts to block until a call to p.Wait will
// succeed immediately, and reports whether it has done so.
// It does not actually call p.Wait.