/* sco.h   System dependencies for SCO ODT 3.0...   Based on changes contributed by Gerald Rosenberg. *//* * Copyright (c) 1996 The Internet Software Consortium.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. * 3. Neither the name of The Internet Software Consortium nor the names of its *    contributors may be used to endorse or promote products derived *    from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL * THE INTERNET SOFTWARE CONSORTIUM OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * * This software was written for the Internet Software Consortium by Ted Lemon * under a contract with Vixie Laboratories. */#include <syslog.h>#include <sys/types.h>/* Basic Integer Types not defined in SCO headers... */typedef char int8_t;typedef short int16_t;typedef long int32_t; typedef unsigned char u_int8_t;typedef unsigned short u_int16_t; typedef unsigned long u_int32_t;#include <string.h>#include <errno.h>#include <unistd.h>#include <sys/wait.h>#include <signal.h>#include <setjmp.h>#include <limits.h>extern int h_errno;#include <net/if.h>#include <net/if_arp.h>/* XXX dunno if this is required for SCO... *//* * Definitions for IP type of service (ip_tos) */#define IPTOS_LOWDELAY          0x10#define IPTOS_THROUGHPUT        0x08#define IPTOS_RELIABILITY       0x04/*      IPTOS_LOWCOST           0x02 XXX *//* SCO doesn't have /var/run. */#ifndef _PATH_DHCPD_PID#define _PATH_DHCPD_PID	"/etc/dhcpd.pid"#endif#ifndef _PATH_DHCLIENT_PID#define _PATH_DHCLIENT_PID "/etc/dhclient.pid"#endif#ifndef _PATH_DHCRELAY_PID#define _PATH_DHCRELAY_PID "/etc/dhcrelay.pid"#endif#define INADDR_LOOPBACK	((u_int32_t)0x7f000001)/* Varargs stuff: use stdarg.h instead ... */#include <stdarg.h>#define VA_DOTDOTDOT ...#define VA_start(list, last) va_start (list, last)#define va_dcl/* SCO doesn't support limited sprintfs. */#define vsnprintf(buf, size, fmt, list) vsprintf (buf, fmt, list)#define NO_SNPRINTF/* By default, use BSD Socket API for receiving and sending packets.   This actually works pretty well on Solaris, which doesn't censor   the all-ones broadcast address. */#if defined (USE_DEFAULT_NETWORK)# define USE_SOCKETS#endif#define EOL	'\n'#define VOIDPTR	void */* * Time stuff... * * Definitions for an ISC DHCPD system that uses time_t * to represent time internally as opposed to, for example,  struct timeval.) */#include <time.h>#define TIME time_t#define GET_TIME(x)	time ((x))