/* System specific type definitions for networking code.   Copyright (C) 1997 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.  */#ifndef _NETINET_IN_SYSTM_H#define _NETINET_IN_SYSTM_H 1#include <sys/cdefs.h>#include <sys/types.h>__BEGIN_DECLS/* * Network order versions of various data types. Unfortunately, BSD * assumes specific sizes for shorts (16 bit) and longs (32 bit) which * don't hold in general. As a consequence, the network order versions * may not reflect the actual size of the native data types. */typedef u_int16_t n_short;      /* short as received from the net */typedef u_int32_t n_long;       /* long as received from the net  */typedef u_int32_t n_time;       /* ms since 00:00 GMT, byte rev   */__END_DECLS#endif /* netinet/in_systm.h */