/usr/include/linux/isdn_divertif.h is in linux-libc-dev 4.15.0-20.21.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: isdn_divertif.h,v 1.4.6.1 2001/09/23 22:25:05 kai Exp $
*
* Header for the diversion supplementary interface for i4l.
*
* Author Werner Cornelius (werner@titro.de)
* Copyright by Werner Cornelius (werner@titro.de)
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
#ifndef _LINUX_ISDN_DIVERTIF_H
#define _LINUX_ISDN_DIVERTIF_H
/***********************************************************/
/* magic value is also used to control version information */
/***********************************************************/
#define DIVERT_IF_MAGIC 0x25873401
#define DIVERT_CMD_REG 0x00 /* register command */
#define DIVERT_CMD_REL 0x01 /* release command */
#define DIVERT_NO_ERR 0x00 /* return value no error */
#define DIVERT_CMD_ERR 0x01 /* invalid cmd */
#define DIVERT_VER_ERR 0x02 /* magic/version invalid */
#define DIVERT_REG_ERR 0x03 /* module already registered */
#define DIVERT_REL_ERR 0x04 /* module not registered */
#define DIVERT_REG_NAME isdn_register_divert
#endif /* _LINUX_ISDN_DIVERTIF_H */
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