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/* Copyright (C) 1991, 1995, 1996, 2001 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	_SYS_UN_H
#define	_SYS_UN_H	1
 
#include <sys/cdefs.h>
 
/* Get the definition of the macro to define the common sockaddr members.  */
#include <bits/sockaddr.h>
 
__BEGIN_DECLS
 
/* Structure describing the address of an AF_LOCAL (aka AF_UNIX) socket.  */
struct sockaddr_un
  {
    __SOCKADDR_COMMON (sun_);
    char sun_path[108];		/* Path name.  */
  };
 
 
#ifdef __USE_MISC
# include <string.h>		/* For prototype of `strlen'.  */
 
/* Evaluate to actual length of the `sockaddr_un' structure.  */
# define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path)	      \
		      + strlen ((ptr)->sun_path))
#endif
 
__END_DECLS
 
#endif	/* sys/un.h  */