//go:build unix && !darwin && !dragonfly && !freebsd && !linux && !openbsd && !netbsd

package unix

import "syscall"

func Eaccess(path string, mode uint32) error {
	return syscall.ENOSYS

package unix

import "syscall"

func Fcntl(fd int, cmd int, arg int) (int, error) {
	if cmd == syscall.F_GETFL {
		flags, err := fd_fdstat_get_flags(fd)
		return int(flags), err
	}
	return 0, syscall.ENOSYS

// license that can be found in the LICENSE file.

//go:build js && wasm

package unix

import "syscall"

func Fcntl(fd int, cmd int, arg int) (int, error) {
	return 0, syscall.ENOSYS

	return sysAttr
}

func getPidfd(_ *syscall.SysProcAttr) (uintptr, bool) {
	return 0, false
}

func pidfdFind(_ int) (uintptr, error) {
	return 0, syscall.ENOSYS
}

func (p *Process) pidfdRelease() {}

func (_ *Process) pidfdWait() (*ProcessState, error) {
	panic("unreachable")
}

func (_ *Process) pidfdSendSignal(_ syscall.Signal) error {
	panic("unreachable")

// It returns the files and an error, if any.
func Pipe() (r *File, w *File, err error) {
	// Neither GOOS=js nor GOOS=wasip1 have pipes.
	return nil, nil, NewSyscallError("pipe", syscall.ENOSYS)

	var errno syscall.Errno
	for {
		_, errno = wait6(_P_PID, p.Pid, syscall.WEXITED|syscall.WNOWAIT)
		if errno != syscall.EINTR {
			break
		}
	}
	runtime.KeepAlive(p)
	if errno == syscall.ENOSYS {
		return false, nil
	} else if errno != 0 {
		return false, NewSyscallError("wait6", errno)
	}
	return true, nil

func Getrlimit(resource int, rlim *Rlimit) error {
	err := prlimit(0, resource, nil, rlim)
	if err != ENOSYS {
		return err
	}
	return getrlimit(resource, rlim)
}

// setrlimit prefers the prlimit64 system call. See issue 38604.
func setrlimit(resource int, rlim *Rlimit) error {
	err := prlimit(0, resource, rlim, nil)
	if err != ENOSYS {
		return err
	}
	return setrlimit1(resource, rlim)
}

//go:nosplit

const rlimInf32 = ^uint32(0)
const rlimInf64 = ^uint64(0)

func Getrlimit(resource int, rlim *Rlimit) (err error) {
	err = prlimit(0, resource, nil, rlim)
	if err != ENOSYS {
		return err
	}

	rl := rlimit32{}
	err = getrlimit(resource, &rl)
	if err != nil {
		return
	}

	if rl.Cur == rlimInf32 {
		rlim.Cur = rlimInf64
	} else {

func Accept(fd int) (nfd int, sa Sockaddr, err error) {
	var rsa RawSockaddrAny
	var len _Socklen = SizeofSockaddrAny
	// Try accept4 first for Android and newer kernels.
	nfd, err = accept4(fd, &rsa, &len, 0)
	if err == ENOSYS {
		nfd, err = accept(fd, &rsa, &len)
	}
	if err != nil {
		return
	}
	sa, err = anyToSockaddr(&rsa)
	if err != nil {
		Close(nfd)
		nfd = 0
	}
	return

	Max uint32
}

//sysnb getrlimit(resource int, rlim *rlimit32) (err error) = SYS_GETRLIMIT

func Getrlimit(resource int, rlim *Rlimit) (err error) {
	err = prlimit(0, resource, nil, rlim)
	if err != ENOSYS {
		return err
	}

	rl := rlimit32{}
	err = getrlimit(resource, &rl)
	if err != nil {
		return
	}

	if rl.Cur == rlimInf32 {
		rlim.Cur = rlimInf64
	} else {