/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.   This file is part of the GNU C Library.   The GNU C Library is free software; you can redistribute it and/or   modify it under the terms of the GNU Lesser General Public   License as published by the Free Software Foundation; either   version 2.1 of the License, or (at your option) any later version.   The GNU C Library is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   Lesser General Public License for more details.   You should have received a copy of the GNU Lesser General Public   License along with the GNU C Library; if not, write to the Free   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA   02111-1307 USA.  */#define __FORCE_GLIBC#include <features.h>#include <sys/socket.h>#include <netinet/in.h>#include <netipx/ipx.h>#include <sys/un.h>#if 0#include <netash/ash.h>#include <netatalk/at.h>#include <netax25/ax25.h>#include <neteconet/ec.h>#include <netpacket/packet.h>#include <netrose/rose.h>#endifint __libc_sa_len (sa_family_t af){  switch (af)    {#if 0    case AF_APPLETALK:      return sizeof (struct sockaddr_at);    case AF_ASH:      return sizeof (struct sockaddr_ash);    case AF_AX25:      return sizeof (struct sockaddr_ax25);    case AF_ECONET:      return sizeof (struct sockaddr_ec);    case AF_ROSE:      return sizeof (struct sockaddr_rose);    case AF_PACKET:      return sizeof (struct sockaddr_ll);#endif    case AF_INET:      return sizeof (struct sockaddr_in);    case AF_INET6:      return sizeof (struct sockaddr_in6);    case AF_IPX:      return sizeof (struct sockaddr_ipx);    case AF_LOCAL:      return sizeof (struct sockaddr_un);    }  return 0;}