}

func Fstatat(dirfd int, path string, stat *syscall.Stat_t, flags int) error {
	return fstatat(dirfd, path, stat, flags)
}

//go:linkname unlinkat syscall.unlinkat
func unlinkat(dirfd int, path string, flags int) error

//go:linkname openat syscall.openat
func openat(dirfd int, path string, flags int, perm uint32) (int, error)

//go:linkname fstatat syscall.fstatat

//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(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
//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)

//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error)

func Fstatat(fd int, path string, stat *Stat_t, flags int) error {
	return fstatat(fd, path, stat, flags)
}

//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)

	cmsg.Len = uint32(length)
}

func Fstat(fd int, stat *Stat_t) error {
	return fstat(fd, stat)
}

func Fstatat(dirfd int, path string, stat *Stat_t, flags int) error {
	return fstatat(dirfd, path, stat, flags)
}

func Lstat(path string, stat *Stat_t) error {
	return lstat(path, stat)
}

func Stat(path string, statptr *Stat_t) error {
	return stat(path, statptr)

//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error)

func Fstatat(fd int, path string, stat *Stat_t, flags int) error {
	return fstatat(fd, path, stat, flags)
}

//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)

	stat.Ctim = timespecFromStatxTimestamp(r.Ctime)

	return nil
}

func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
	return fstatat(fd, path, stat, flags)
}

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)
}

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

//go:build freebsd || (linux && loong64)

package unix

import "syscall"

func Fstatat(dirfd int, path string, stat *syscall.Stat_t, flags int) error {
	return syscall.Fstatat(dirfd, path, stat, flags)

//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 fixStatTimFields(stat *Stat_t) {
	stat.Atim.Nsec >>= 32
	stat.Mtim.Nsec >>= 32
	stat.Ctim.Nsec >>= 32
}

func Fstat(fd int, stat *Stat_t) error {
	err := fstat(fd, stat)
	if err != nil {
		return err
	}
	fixStatTimFields(stat)
	return nil
}

func Fstatat(dirfd int, path string, stat *Stat_t, flags int) error {
	err := fstatat(dirfd, path, stat, flags)
	if err != nil {
		return err