1: /* Copyright (C) 1993,97,2002 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3: 
    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.
    8: 
    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.
   13: 
   14:    You should have received a copy of the GNU Lesser General Public
   15:    License along with the GNU C Library; if not, write to the Free
   16:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   17:    02111-1307 USA.  */
   18: 
   19: #include <netinet/in.h>
   20: 
   21: #undef  htonl
   22: #undef  ntohl
   23: 
   24: uint32_t
   25: htonl (x)
   26:      uint32_t x;
   27: {
   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
   35: }
   36: weak_alias (htonl, ntohl)