155682Smarkm/*
2233294Sstas * Copyright (c) 1997, 1998 Kungliga Tekniska H��gskolan
3233294Sstas * (Royal Institute of Technology, Stockholm, Sweden).
4233294Sstas * All rights reserved.
555682Smarkm *
6233294Sstas * Redistribution and use in source and binary forms, with or without
7233294Sstas * modification, are permitted provided that the following conditions
8233294Sstas * are met:
955682Smarkm *
10233294Sstas * 1. Redistributions of source code must retain the above copyright
11233294Sstas *    notice, this list of conditions and the following disclaimer.
1255682Smarkm *
13233294Sstas * 2. Redistributions in binary form must reproduce the above copyright
14233294Sstas *    notice, this list of conditions and the following disclaimer in the
15233294Sstas *    documentation and/or other materials provided with the distribution.
1655682Smarkm *
17233294Sstas * 3. Neither the name of the Institute nor the names of its contributors
18233294Sstas *    may be used to endorse or promote products derived from this software
19233294Sstas *    without specific prior written permission.
2055682Smarkm *
21233294Sstas * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22233294Sstas * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23233294Sstas * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24233294Sstas * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25233294Sstas * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26233294Sstas * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27233294Sstas * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28233294Sstas * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29233294Sstas * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30233294Sstas * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31233294Sstas * SUCH DAMAGE.
3255682Smarkm */
3355682Smarkm
34233294Sstas/* $Id$ */
3555682Smarkm
3655682Smarkm#ifdef HAVE_CONFIG_H
3755682Smarkm#include <config.h>
3855682Smarkm#endif
3955682Smarkm
4055682Smarkm#include <stdio.h>
4155682Smarkm#include <stdlib.h>
4255682Smarkm#include <string.h>
4355682Smarkm#ifdef HAVE_FCNTL_H
4455682Smarkm#include <fcntl.h>
4555682Smarkm#endif
4655682Smarkm#ifdef HAVE_ERRNO_H
4755682Smarkm#include <errno.h>
4855682Smarkm#endif
4955682Smarkm#include <ctype.h>
5055682Smarkm#include <limits.h>
5155682Smarkm#include <time.h>
5255682Smarkm#ifdef HAVE_SYS_TYPES_H
5355682Smarkm#include <sys/types.h>
5455682Smarkm#endif
5555682Smarkm#ifdef HAVE_SYS_SELECT_H
5655682Smarkm#include <sys/select.h>
5755682Smarkm#endif
5855682Smarkm#ifdef HAVE_UNISTD_H
5955682Smarkm#include <unistd.h>
6055682Smarkm#endif
6155682Smarkm#ifdef HAVE_SYS_UIO_H
6255682Smarkm#include <sys/uio.h>
6355682Smarkm#endif
6455682Smarkm#ifdef HAVE_SYS_SOCKET_H
6555682Smarkm#include <sys/socket.h>
6655682Smarkm#endif
6755682Smarkm#ifdef HAVE_NETINET_IN_H
6855682Smarkm#include <netinet/in.h>
6955682Smarkm#endif
7055682Smarkm#ifdef HAVE_NETINET_IN6_H
7155682Smarkm#include <netinet/in6.h>
7255682Smarkm#endif
7355682Smarkm#ifdef HAVE_NETINET6_IN6_H
7455682Smarkm#include <netinet6/in6.h>
7555682Smarkm#endif
7655682Smarkm#ifdef HAVE_NETINET_TCP_H
7755682Smarkm#include <netinet/tcp.h>
7855682Smarkm#endif
7955682Smarkm#ifdef HAVE_NETDB_H
8055682Smarkm#include <netdb.h>
8155682Smarkm#endif
8255682Smarkm#ifdef HAVE_PWD_H
8355682Smarkm#include <pwd.h>
8455682Smarkm#endif
8555682Smarkm#ifdef HESIOD
8655682Smarkm#include <hesiod.h>
8755682Smarkm#endif
8855682Smarkm
8955682Smarkm#include <roken.h>
9055682Smarkm#include <err.h>
9155682Smarkm#include <getarg.h>
9255682Smarkm#ifdef KRB5
9355682Smarkm#include <krb5.h>
9455682Smarkm#endif
95