Add new Linux 3.16 constants to netinet/udp.h.
[glibc.git] / inet / htonl.c
blob3829e4f0cfe78238b7d53315835a996f9c555cce
1 /* Copyright (C) 1993-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library 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 GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
18 #include <stdint.h>
19 #include <netinet/in.h>
21 #undef htonl
22 #undef ntohl
24 uint32_t
25 htonl (x)
26 uint32_t x;
28 #if BYTE_ORDER == BIG_ENDIAN
29 return x;
30 #elif BYTE_ORDER == LITTLE_ENDIAN
31 return __bswap_32 (x);
32 #else
33 # error "What kind of system is this?"
34 #endif
36 weak_alias (htonl, ntohl)