//sys	ioctlRet(fd int, req int, arg uintptr) (ret int, err error) = libc.ioctl
//sys	ioctlPtrRet(fd int, req int, arg unsafe.Pointer) (ret int, err error) = libc.ioctl

func ioctl(fd int, req int, arg uintptr) (err error) {
	_, err = ioctlRet(fd, req, arg)
	return err
}

func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
	_, err = ioctlPtrRet(fd, req, arg)
	return err
}