// Copyright 2022 The Go Authors. All rights reserved.

// Use of this source code is governed by a BSD-style

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

//go:build hurd

// +build hurd

package unix

/*

#include <stdint.h>

int ioctl(int, unsigned long int, uintptr_t);

*/

import "C"

func ioctl(fd int, req uint, arg uintptr) (err error) {

	r0, er := C.ioctl(C.int(fd), C.ulong(req), C.uintptr_t(arg))

	if r0 == -1 && er != nil {

		err = er

	}

	return

}