/* * putpwent.c - This file is part of the libc-8086/pwd package for ELKS, * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>. *  *  This library is free software; you can redistribute it and/or *  modify it under the terms of the GNU Library General Public *  License as published by the Free Software Foundation; either *  version 2 of the License, or (at your option) any later version. * *  This 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 *  Library General Public License for more details. * *  You should have received a copy of the GNU Library General Public *  License along with this library; if not, write to the Free *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */#include <stdio.h>#include <errno.h>#include "pwd.h"int putpwent(const struct passwd *passwd, FILE * f){	if (passwd == NULL || f == NULL) {		errno = EINVAL;		return -1;	}	if (fprintf (f, "%s:%s:%u:%u:%s:%s:%s\n", passwd->pw_name, passwd->pw_passwd,		 passwd->pw_uid, passwd->pw_gid, passwd->pw_gecos, passwd->pw_dir,		 passwd->pw_shell) < 0)		return -1;	return 0;}