#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <assert.h>

#if STDC_HEADERS
#include <stdlib.h>
#include <stddef.h>
#endif

#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif

#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif

#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif

#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif

#ifdef HAVE_NETINET_UDP_H
#include <netinet/udp.h>
#endif

#ifdef HAVE_TIME_H
#include <time.h>
#endif

#ifdef HAVE_PCAP_H
#include <pcap.h>
#endif

#ifdef HAVE_NETINET_IN_SYSTM_H
#include <netinet/in_systm.h>
#endif

#ifdef HAVE_NETINET_IP_H
#include <netinet/ip.h>
#endif

#ifdef HAVE_NET_IF_H
#include <net/if.h>
#endif

#ifdef HAVE_NETINET_IF_ETHER_H
#include <netinet/if_ether.h>
#endif

#ifdef HAVE_WINSOCK2_H
#define USE_WINSOCK 1
#include <winsock2.h>
#endif

#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif

#ifndef HAVE_GETADDRINFO
#include <fake-rfc2553.h>
#endif

#ifndef HAVE_RANDOM
/* random can be replaced by rand for ldnsexamples */
#define random rand
#endif

#ifndef HAVE_SRANDOM
/* srandom can be replaced by srand for ldnsexamples */
#define srandom srand
#endif

extern char *optarg;
extern int optind, opterr;

#ifndef EXIT_FAILURE
#define EXIT_FAILURE  1
#endif
#ifndef EXIT_SUCCESS
#define EXIT_SUCCESS  0
#endif

#ifdef S_SPLINT_S
#define FD_ZERO(a) /* a */
#define FD_SET(a,b) /* a, b */
#endif