r0, _, e1 := syscall(abi.FuncPCABI0(libc_read_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {

		}
		defer syscall.CloseHandle(h)
		return statHandle(name, h)
	}
	return fi, err
}

func statHandle(name string, h syscall.Handle) (FileInfo, error) {
	ft, err := syscall.GetFileType(h)
	if err != nil {
		return nil, &PathError{Op: "GetFileType", Path: name, Err: err}
	}
	switch ft {
	case syscall.FILE_TYPE_PIPE, syscall.FILE_TYPE_CHAR:

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

//go:build unix || js || wasip1 || windows

package net

import (
	"context"
	"syscall"
)

func sockaddrToIP(sa syscall.Sockaddr) Addr {
	switch sa := sa.(type) {
	case *syscall.SockaddrInet4:
		return &IPAddr{IP: sa.Addr[0:]}
	case *syscall.SockaddrInet6:
		return &IPAddr{IP: sa.Addr[0:], Zone: zoneCache.name(int(sa.ZoneId))}
	}
	return nil
}

package poll

import (
	"io"
	"syscall"
)

// SendFile wraps the TransmitFile call.
func SendFile(fd *FD, src syscall.Handle, n int64) (written int64, err error) {
	defer func() {
		TestHookDidSendFile(fd, 0, written, err, written > 0)
	}()
	if fd.kind == kindPipe {
		// TransmitFile does not work with pipes
		return 0, syscall.ESPIPE
	}
	if ft, _ := syscall.GetFileType(src); ft == syscall.FILE_TYPE_PIPE {

	if e1 != e {
		a, e2 := syscall.GetFileAttributes(p)
		if e2 != nil {
			e = e2
		} else {
			if a&syscall.FILE_ATTRIBUTE_DIRECTORY != 0 {
				e = e1
			} else if a&syscall.FILE_ATTRIBUTE_READONLY != 0 {
				if e1 = syscall.SetFileAttributes(p, a&^syscall.FILE_ATTRIBUTE_READONLY); e1 == nil {
					if e = syscall.DeleteFile(p); e == nil {
						return nil
					}
				}
			}

	O_RDONLY int = syscall.O_RDONLY // open the file read-only.
	O_WRONLY int = syscall.O_WRONLY // open the file write-only.
	O_RDWR   int = syscall.O_RDWR   // open the file read-write.
	// The remaining values may be or'ed in to control behavior.
	O_APPEND int = syscall.O_APPEND // append data to the file when writing.
	O_CREATE int = syscall.O_CREAT  // create a new file if none exists.

const DevNull = "/dev/null"

// syscallMode returns the syscall-specific mode bits from Go's portable mode bits.
func syscallMode(i FileMode) (o uint32) {
	o |= uint32(i.Perm())
	if i&ModeAppend != 0 {
		o |= syscall.DMAPPEND
	}
	if i&ModeExclusive != 0 {
		o |= syscall.DMEXCL
	}
	if i&ModeTemporary != 0 {
		o |= syscall.DMTMP
	}
	return
}

	}
	for i := range probes {
		s, err := sysSocket(syscall.AF_INET6, syscall.SOCK_STREAM, syscall.IPPROTO_TCP)
		if err != nil {
			continue
		}
		defer poll.CloseFunc(s)
		syscall.SetsockoptInt(s, syscall.IPPROTO_IPV6, syscall.IPV6_V6ONLY, probes[i].value)
		sa, err := probes[i].laddr.sockaddr(syscall.AF_INET6)
		if err != nil {
			continue
		}
		if err := syscall.Bind(s, sa); err != nil {
			continue
		}
		if i == 0 {

}

func dtToType(typ uint8) FileMode {
	switch typ {
	case syscall.DT_BLK:
		return ModeDevice
	case syscall.DT_CHR:
		return ModeDevice | ModeCharDevice
	case syscall.DT_DIR:
		return ModeDir
	case syscall.DT_FIFO:
		return ModeNamedPipe
	case syscall.DT_LNK:
		return ModeSymlink
	case syscall.DT_REG:
		return 0
	case syscall.DT_SOCK:
		return ModeSocket
	}
	return ^FileMode(0)
}

package poll

import (
	"internal/syscall/unix"
	"syscall"
)

// Wrapper around the accept system call that marks the returned file
// descriptor as nonblocking and close-on-exec.
func accept(s int) (int, syscall.Sockaddr, string, error) {
	// Perform a cheap test and try the fast path first.
	if unix.SupportAccept4() {
		ns, sa, err := Accept4Func(s, syscall.SOCK_NONBLOCK|syscall.SOCK_CLOEXEC)
		if err != nil {