| 1 | /* Copyright (C) 1991, 92, 93, 94, 96, 98, 99 Free Software Foundation, Inc. |
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| 2 | This file is part of the GNU C Library. |
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| 3 | |
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| 4 | The GNU C Library is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU Lesser General Public |
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| 6 | License as published by the Free Software Foundation; either |
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| 7 | version 2.1 of the License, or (at your option) any later version. |
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| 8 | |
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| 9 | The GNU C Library is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | Lesser General Public License for more details. |
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| 13 | |
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| 14 | You should have received a copy of the GNU Lesser General Public |
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| 15 | License along with the GNU C Library; if not, write to the Free |
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| 16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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| 17 | 02111-1307 USA. */ |
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| 18 | |
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| 19 | #ifndef _SYS_IOCTL_H |
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| 20 | #define _SYS_IOCTL_H 1 |
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| 21 | |
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| 22 | #include <features.h> |
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| 23 | |
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| 24 | __BEGIN_DECLS |
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| 25 | |
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| 26 | /* Get the list of `ioctl' requests and related constants. */ |
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| 27 | #include <bits/ioctls.h> |
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| 28 | |
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| 29 | /* Define some types used by `ioctl' requests. */ |
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| 30 | #include <bits/ioctl-types.h> |
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| 31 | |
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| 32 | /* On a Unix system, the system <sys/ioctl.h> probably defines some of |
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| 33 | the symbols we define in <sys/ttydefaults.h> (usually with the same |
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| 34 | values). The code to generate <bits/ioctls.h> has omitted these |
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| 35 | symbols to avoid the conflict, but a Unix program expects <sys/ioctl.h> |
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| 36 | to define them, so we must include <sys/ttydefaults.h> here. */ |
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| 37 | #include <sys/ttydefaults.h> |
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| 38 | |
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| 39 | /* Perform the I/O control operation specified by REQUEST on FD. |
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| 40 | One argument may follow; its presence and type depend on REQUEST. |
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| 41 | Return value depends on REQUEST. Usually -1 indicates error. */ |
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| 42 | extern int ioctl (int __fd, unsigned long int __request, ...) __THROW; |
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| 43 | |
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| 44 | __END_DECLS |
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| 45 | |
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| 46 | #endif /* sys/ioctl.h */ |
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