1/* Define __sigval_t.
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 ____sigval_t_defined
20#define ____sigval_t_defined
21
22/* Type for data associated with a signal. */
23#ifdef __USE_POSIX199309
24union sigval
25{
26 int sival_int;
27 void *sival_ptr;
28};
29
30typedef union sigval __sigval_t;
31#else
32union __sigval
33{
34 int __sival_int;
35 void *__sival_ptr;
36};
37
38typedef union __sigval __sigval_t;
39#endif
40
41#endif
42

source code of glibc/signal/bits/types/__sigval_t.h