| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 1991-2015 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #ifndef _SYS_IOCTL_H |
| 19 | #define _SYS_IOCTL_H 1 |
| 20 | |
| 21 | #include <features.h> |
| 22 | |
| 23 | __BEGIN_DECLS |
| 24 | |
| 25 | /* Get the list of `ioctl' requests and related constants. */ |
| 26 | #include <bits/ioctls.h> |
| 27 | |
| 28 | /* Define some types used by `ioctl' requests. */ |
| 29 | #include <bits/ioctl-types.h> |
| 30 | |
| 31 | /* On a Unix system, the system <sys/ioctl.h> probably defines some of |
| 32 | the symbols we define in <sys/ttydefaults.h> (usually with the same |
| 33 | values). The code to generate <bits/ioctls.h> has omitted these |
| 34 | symbols to avoid the conflict, but a Unix program expects <sys/ioctl.h> |
| 35 | to define them, so we must include <sys/ttydefaults.h> here. */ |
| 36 | #include <sys/ttydefaults.h> |
| 37 | |
| 38 | /* Perform the I/O control operation specified by REQUEST on FD. |
| 39 | One argument may follow; its presence and type depend on REQUEST. |
| 40 | Return value depends on REQUEST. Usually -1 indicates error. */ |
| 41 | extern int ioctl (int __fd, unsigned long int __request, ...) __THROW; |
| 42 | |
| 43 | __END_DECLS |
| 44 | |
| 45 | #endif /* sys/ioctl.h */ |