func fstatfs_freebsd12(fd int, stat *Statfs_t) (err error) {
	_, _, e1 := Syscall(SYS_FSTATFS_FREEBSD12, uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
package unix
import (
	"syscall"
	"unsafe"
)
var _ syscall.Errno
func getgroups(ngid int, gid *_Gid_t) (n int, err error) {
	r0, _, e1 := RawSyscall(SYS_GETGROUPS, uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func setgroups(ngid int, gid *_Gid_t) (err error) {
	_, _, e1 := RawSyscall(SYS_SETGROUPS, uintptr(ngid), uintptr(unsafe.Pointer(gid)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err error) {
	r0, _, e1 := Syscall6(SYS_WAIT4, uintptr(pid), uintptr(unsafe.Pointer(wstatus)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0, 0)
	wpid = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
	r0, _, e1 := Syscall(SYS_ACCEPT, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
	fd = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
	_, _, e1 := Syscall(SYS_BIND, uintptr(s), uintptr(addr), uintptr(addrlen))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
	_, _, e1 := Syscall(SYS_CONNECT, uintptr(s), uintptr(addr), uintptr(addrlen))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func socket(domain int, typ int, proto int) (fd int, err error) {
	r0, _, e1 := RawSyscall(SYS_SOCKET, uintptr(domain), uintptr(typ), uintptr(proto))
	fd = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) {
	_, _, e1 := Syscall6(SYS_GETSOCKOPT, uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) {
	_, _, e1 := Syscall6(SYS_SETSOCKOPT, uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
	_, _, e1 := RawSyscall(SYS_GETPEERNAME, uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) {
	_, _, e1 := RawSyscall(SYS_GETSOCKNAME, uintptr(fd), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Shutdown(s int, how int) (err error) {
	_, _, e1 := Syscall(SYS_SHUTDOWN, uintptr(s), uintptr(how), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) {
	_, _, e1 := RawSyscall6(SYS_SOCKETPAIR, uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) {
	var _p0 unsafe.Pointer
	if len(p) > 0 {
		_p0 = unsafe.Pointer(&p[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	r0, _, e1 := Syscall6(SYS_RECVFROM, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen)))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
	var _p0 unsafe.Pointer
	if len(buf) > 0 {
		_p0 = unsafe.Pointer(&buf[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall6(SYS_SENDTO, uintptr(s), uintptr(_p0), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_SENDMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, nevent int, timeout *Timespec) (n int, err error) {
	r0, _, e1 := Syscall6(SYS_KEVENT, uintptr(kq), uintptr(change), uintptr(nchange), uintptr(event), uintptr(nevent), uintptr(unsafe.Pointer(timeout)))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func utimes(path string, timeval *[2]Timeval) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_UTIMES, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(timeval)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func futimes(fd int, timeval *[2]Timeval) (err error) {
	_, _, e1 := Syscall(SYS_FUTIMES, uintptr(fd), uintptr(unsafe.Pointer(timeval)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Madvise(b []byte, behav int) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall(SYS_MADVISE, uintptr(_p0), uintptr(len(b)), uintptr(behav))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Mlock(b []byte) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall(SYS_MLOCK, uintptr(_p0), uintptr(len(b)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Mlockall(flags int) (err error) {
	_, _, e1 := Syscall(SYS_MLOCKALL, uintptr(flags), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Mprotect(b []byte, prot int) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall(SYS_MPROTECT, uintptr(_p0), uintptr(len(b)), uintptr(prot))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Msync(b []byte, flags int) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall(SYS_MSYNC, uintptr(_p0), uintptr(len(b)), uintptr(flags))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Munlock(b []byte) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall(SYS_MUNLOCK, uintptr(_p0), uintptr(len(b)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Munlockall() (err error) {
	_, _, e1 := Syscall(SYS_MUNLOCKALL, 0, 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func pipe2(p *[2]_C_int, flags int) (err error) {
	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Getcwd(buf []byte) (n int, err error) {
	var _p0 unsafe.Pointer
	if len(buf) > 0 {
		_p0 = unsafe.Pointer(&buf[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	r0, _, e1 := Syscall(SYS___GETCWD, uintptr(_p0), uintptr(len(buf)), 0)
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ioctl(fd int, req uint, arg uintptr) (err error) {
	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
	var _p0 unsafe.Pointer
	if len(mib) > 0 {
		_p0 = unsafe.Pointer(&mib[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := Syscall6(SYS___SYSCTL, uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ptrace(request int, pid int, addr uintptr, data int) (err error) {
	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Access(path string, mode uint32) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_ACCESS, uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Adjtime(delta *Timeval, olddelta *Timeval) (err error) {
	_, _, e1 := Syscall(SYS_ADJTIME, uintptr(unsafe.Pointer(delta)), uintptr(unsafe.Pointer(olddelta)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func CapEnter() (err error) {
	_, _, e1 := Syscall(SYS_CAP_ENTER, 0, 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func capRightsGet(version int, fd int, rightsp *CapRights) (err error) {
	_, _, e1 := Syscall(SYS___CAP_RIGHTS_GET, uintptr(version), uintptr(fd), uintptr(unsafe.Pointer(rightsp)))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func capRightsLimit(fd int, rightsp *CapRights) (err error) {
	_, _, e1 := Syscall(SYS_CAP_RIGHTS_LIMIT, uintptr(fd), uintptr(unsafe.Pointer(rightsp)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Chdir(path string) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_CHDIR, uintptr(unsafe.Pointer(_p0)), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Chflags(path string, flags int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_CHFLAGS, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Chmod(path string, mode uint32) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_CHMOD, uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Chown(path string, uid int, gid int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_CHOWN, uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Chroot(path string) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_CHROOT, uintptr(unsafe.Pointer(_p0)), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Close(fd int) (err error) {
	_, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Dup(fd int) (nfd int, err error) {
	r0, _, e1 := Syscall(SYS_DUP, uintptr(fd), 0, 0)
	nfd = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Dup2(from int, to int) (err error) {
	_, _, e1 := Syscall(SYS_DUP2, uintptr(from), uintptr(to), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Exit(code int) {
	Syscall(SYS_EXIT, uintptr(code), 0, 0)
	return
}
func ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_GET_FD, uintptr(fd), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p0)), uintptr(data), uintptr(nbytes), 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_SET_FD, uintptr(fd), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p0)), uintptr(data), uintptr(nbytes), 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_EXTATTR_DELETE_FD, uintptr(fd), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p0)))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error) {
	r0, _, e1 := Syscall6(SYS_EXTATTR_LIST_FD, uintptr(fd), uintptr(attrnamespace), uintptr(data), uintptr(nbytes), 0, 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(file)
	if err != nil {
		return
	}
	var _p1 *byte
	_p1, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_GET_FILE, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p1)), uintptr(data), uintptr(nbytes), 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(file)
	if err != nil {
		return
	}
	var _p1 *byte
	_p1, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_SET_FILE, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p1)), uintptr(data), uintptr(nbytes), 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(file)
	if err != nil {
		return
	}
	var _p1 *byte
	_p1, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_EXTATTR_DELETE_FILE, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p1)))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(file)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_LIST_FILE, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(data), uintptr(nbytes), 0, 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(link)
	if err != nil {
		return
	}
	var _p1 *byte
	_p1, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_GET_LINK, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p1)), uintptr(data), uintptr(nbytes), 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(link)
	if err != nil {
		return
	}
	var _p1 *byte
	_p1, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_SET_LINK, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p1)), uintptr(data), uintptr(nbytes), 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(link)
	if err != nil {
		return
	}
	var _p1 *byte
	_p1, err = BytePtrFromString(attrname)
	if err != nil {
		return
	}
	_, _, e1 := Syscall(SYS_EXTATTR_DELETE_LINK, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(unsafe.Pointer(_p1)))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(link)
	if err != nil {
		return
	}
	r0, _, e1 := Syscall6(SYS_EXTATTR_LIST_LINK, uintptr(unsafe.Pointer(_p0)), uintptr(attrnamespace), uintptr(data), uintptr(nbytes), 0, 0)
	ret = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fadvise(fd int, offset int64, length int64, advice int) (err error) {
	_, _, e1 := Syscall6(SYS_POSIX_FADVISE, uintptr(fd), uintptr(offset), uintptr(offset>>32), uintptr(length), uintptr(length>>32), uintptr(advice))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall6(SYS_FACCESSAT, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fchdir(fd int) (err error) {
	_, _, e1 := Syscall(SYS_FCHDIR, uintptr(fd), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := Syscall(SYS_FCHFLAGS, uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fchmod(fd int, mode uint32) (err error) {
	_, _, e1 := Syscall(SYS_FCHMOD, uintptr(fd), uintptr(mode), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall6(SYS_FCHMODAT, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(flags), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fchown(fd int, uid int, gid int) (err error) {
	_, _, e1 := Syscall(SYS_FCHOWN, uintptr(fd), uintptr(uid), uintptr(gid))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall6(SYS_FCHOWNAT, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(uid), uintptr(gid), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Flock(fd int, how int) (err error) {
	_, _, e1 := Syscall(SYS_FLOCK, uintptr(fd), uintptr(how), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func Fpathconf(fd int, name int) (val int, err error) {
	r0, _, e1 := Syscall(SYS_FPATHCONF, uintptr(fd), uintptr(name), 0)
	val = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func fstat(fd int, stat *stat_freebsd11_t) (err error) {
	_, _, e1 := Syscall(SYS_FSTAT, uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func fstat_freebsd12(fd int, stat *Stat_t) (err error) {
	_, _, e1 := Syscall(SYS_FSTAT_FREEBSD12, uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func fstatat(fd int, path string, stat *stat_freebsd11_t, flags int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall6(SYS_FSTATAT, uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func fstatat_freebsd12(fd int, path string, stat *Stat_t, flags int) (err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	_, _, e1 := Syscall6(SYS_FSTATAT_FREEBSD12, uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}
func fstatfs(fd int, stat *statfs_freebsd11_t) (err error) {
	_, _, e1 := Syscall(SYS_FSTATFS, uintptr(fd), uintptr(unsafe.Pointer(stat)), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}