return nil
}

func Fstat(fd int, stat *Stat_t) (err error) {
	return Fstatat(fd, "", stat, AT_EMPTY_PATH)
}

func Stat(path string, stat *Stat_t) (err error) {
	return Fstatat(AT_FDCWD, path, stat, 0)
}

func Lchown(path string, uid int, gid int) (err error) {
	return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW)
}

func Lstat(path string, stat *Stat_t) (err error) {

//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (euid int)

func Stat(path string, stat *Stat_t) (err error) {
	return fstatat(_AT_FDCWD, path, stat, 0)
}

func Lchown(path string, uid int, gid int) (err error) {
	return Fchownat(_AT_FDCWD, path, uid, gid, _AT_SYMLINK_NOFOLLOW)
}

func Lstat(path string, stat *Stat_t) (err error) {
	return fstatat(_AT_FDCWD, path, stat, _AT_SYMLINK_NOFOLLOW)
}

func Fstatfs(fd int, buf *Statfs_t) (err error) {

	Pad2       uint32
	Blocks     int64
}

//sys	fstat(fd int, st *stat_t) (err error)
//sys	fstatat(dirfd int, path string, st *stat_t, flags int) (err error) = SYS_NEWFSTATAT
//sys	lstat(path string, st *stat_t) (err error)
//sys	stat(path string, st *stat_t) (err error)

func Fstat(fd int, s *Stat_t) (err error) {
	st := &stat_t{}
	err = fstat(fd, st)
	fillStat_t(s, st)
	return
}

//sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
//sys	Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64
//sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT64
//sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64

//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
//sys	Fstatfs(fd int, stat *Statfs_t) (err error)
//sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT
//sys	Lstat(path string, stat *Stat_t) (err error)

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

//go:build dragonfly || (linux && !loong64) || netbsd || (openbsd && mips64)

package unix

import (
	"syscall"
	"unsafe"
)

func Fstatat(dirfd int, path string, stat *syscall.Stat_t, flags int) error {
	var p *byte
	p, err := syscall.BytePtrFromString(path)
	if err != nil {
		return err
	}

// used by os
//go:linkname closedir
//go:linkname readdir_r

// used by internal/poll
//go:linkname fdopendir

// used by internal/syscall/unix
//go:linkname unlinkat
//go:linkname openat
//go:linkname fstatat

// used by cmd/link
//go:linkname msync

pkg syscall (freebsd-386), type Stat_t struct, Atim_ext int32
pkg syscall (freebsd-386), type Stat_t struct, Blksize int32
pkg syscall (freebsd-386), type Stat_t struct, Btim_ext int32
pkg syscall (freebsd-386), type Stat_t struct, Ctim_ext int32
pkg syscall (freebsd-386), type Stat_t struct, Dev uint64
pkg syscall (freebsd-386), type Stat_t struct, Gen uint64
pkg syscall (freebsd-386), type Stat_t struct, Ino uint64

	return Timeval{Sec: sec, Usec: int32(usec)}
}

//sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_fstat64
//sys	Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_fstatfs64
//sysnb	Gettimeofday(tp *Timeval) (err error)
//sys	Lstat(path string, stat *Stat_t) (err error) = SYS_lstat64
//sys	Stat(path string, stat *Stat_t) (err error) = SYS_stat64
//sys	Statfs(path string, stat *Statfs_t) (err error) = SYS_statfs64