1/* Scan memory for the first of two bytes.
2   Copyright (C) 2008, 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#include <stddef.h>
18
19#ifdef __cplusplus
20extern "C" {
21#endif
22
23/* Return the first address of either C1 or C2 (treated as unsigned
24   char) that occurs within N bytes of the memory region S.  If
25   neither byte appears, return NULL.  */
26
27extern void *memchr2 (void const *s, int c1, int c2, size_t n);
28
29#ifdef __cplusplus
30}
31#endif
32