1/* Time function internal interfaces.
2 Copyright (C) 1997-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#ifndef _SYS_TIME_H
20# include <time/sys/time.h>
21
22# ifndef _ISOMAC
23extern int __gettimeofday (struct timeval *__tv,
24 void *__tz);
25extern int __settimezone (const struct timezone *__tz)
26 attribute_hidden;
27extern int __adjtime (const struct timeval *__delta,
28 struct timeval *__olddelta);
29
30# include <struct___timeval64.h>
31# if __TIMESIZE == 64
32# define __adjtime64 __adjtime
33# else
34extern int __adjtime64 (const struct __timeval64 *itv,
35 struct __timeval64 *otv);
36libc_hidden_proto (__adjtime64)
37# endif
38extern int __getitimer (enum __itimer_which __which,
39 struct itimerval *__value);
40extern int __setitimer (enum __itimer_which __which,
41 const struct itimerval *__restrict __new,
42 struct itimerval *__restrict __old)
43 attribute_hidden;
44extern int __utimes (const char *__file, const struct timeval __tvp[2])
45 attribute_hidden;
46extern int __futimes (int fd, const struct timeval tvp[2]) attribute_hidden;
47
48# endif
49#endif
50

source code of glibc/include/sys/time.h