1/* Test of <unistd.h> substitute.
2   Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc.
3
4   This program is free software: you can redistribute it and/or modify
5   it under the terms of the GNU General Public License as published by
6   the Free Software Foundation; either version 3 of the License, or
7   (at your option) any later version.
8
9   This program 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
12   GNU General Public License for more details.
13
14   You should have received a copy of the GNU General Public License
15   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
16
17/* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
18
19#include <config.h>
20
21#include <unistd.h>
22
23#include "verify.h"
24
25/* Check that NULL can be passed through varargs as a pointer type,
26   per POSIX 2008.  */
27verify (sizeof NULL == sizeof (void *));
28
29/* Check that the various SEEK_* macros are defined.  */
30int sk[] = { SEEK_CUR, SEEK_END, SEEK_SET };
31
32/* Check that the various *_FILENO macros are defined.  */
33#if ! (defined STDIN_FILENO                                     \
34       && (STDIN_FILENO + STDOUT_FILENO + STDERR_FILENO == 3))
35missing or broken *_FILENO macros
36#endif
37
38/* Check that the types are all defined.  */
39size_t t1;
40ssize_t t2;
41#ifdef TODO /* Not implemented in gnulib yet */
42uid_t t3;
43gid_t t4;
44#endif
45off_t t5;
46pid_t t6;
47#ifdef TODO
48useconds_t t7;
49intptr_t t8;
50#endif
51
52int
53main (void)
54{
55  return 0;
56}
57