// 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 js || wasip1

package net

import "syscall"

func setDefaultSockopts(s, family, sotype int, ipv6only bool) error {
	return nil
}

func setDefaultListenerSockopts(s int) error {
	return nil
}

func setDefaultMulticastSockopts(s int) error {
	return nil
}

// Copyright 2010 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.

package filepath

import (
	"strings"
)

// HasPrefix exists for historical compatibility and should not be used.
//
// Deprecated: HasPrefix does not respect path boundaries and
// does not ignore case when required.
func HasPrefix(p, prefix string) bool {

// 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 unix

package mmap

import (
	"fmt"
	"io/fs"
	"os"
	"syscall"
)

func mmapFile(f *os.File) (Data, error) {
	st, err := f.Stat()
	if err != nil {
		return Data{}, err
	}
	size := st.Size()
	pagesize := int64(os.Getpagesize())

// errorcheck

// Copyright 2010 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.

package main

var a [10]int    // ok
var b [1e1]int   // ok
var c [1.5]int   // ERROR "truncated|must be integer"
var d ["abc"]int // ERROR "invalid array bound|not numeric|must be integer"

	// Unix format: Wed Feb 25 11:06:39 PST 2015
	// Same, in UTC: Wed Feb 25 19:06:39 UTC 2015
	//in Shanghai with seconds: 2015-02-26T03:06:39 +080000
	//in Shanghai with colon seconds: 2015-02-26T03:06:39 +08:00:00
	//
	// Formats:
	//
	// Basic full date  "Mon Jan 2 15:04:05 MST 2006" gives "Wed Feb 25 11:06:39 PST 2015"
	// Basic short date "2006/01/02" gives "2015/02/25"

// Copyright 2010 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.

// Windows environment variables.

package windows

import (
	"syscall"
	"unsafe"
)

func Getenv(key string) (value string, found bool) {
	return syscall.Getenv(key)
}

func Setenv(key, value string) error {
	return syscall.Setenv(key, value)
}

// 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.

package poll

import "syscall"

// maxSendfileSize is the largest chunk size we ask the kernel to copy
// at a time.
const maxSendfileSize int = 4 << 20

// SendFile wraps the sendfile system call.
func SendFile(dstFD *FD, src int, remain int64) (written int64, err error, handled bool) {

// Copyright 2010 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.

// Package rand implements a cryptographically secure
// random number generator.
package rand

import "io"

// Reader is a global, shared instance of a cryptographically
// secure random number generator.
//
//   - On Linux, FreeBSD, Dragonfly, and Solaris, Reader uses getrandom(2)

// 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.

package race_test

import (
	"testing"
	"time"
)

func TestNoRaceAfterFunc(_ *testing.T) {
	v := 0
	_ = v
	c := make(chan int)
	f := func() {
		v = 1
		c <- 0
	}
	v = 2
	time.AfterFunc(1, f)
	<-c
	v = 3
}

// 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.

package mmap

import (
	"fmt"
	"os"
	"syscall"
	"unsafe"

	"golang.org/x/sys/windows"
)

func mmapFile(f *os.File, previous *Data) (Data, error) {
	if previous != nil {
		munmapFile(*previous)
	}
	st, err := f.Stat()
	if err != nil {
		return Data{}, err