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	#include <sys/socket.h>			#include <sys/socket.h>
	#include <netinet/in.h>			#include <netinet/in.h>
	#include <arpa/inet.h>			#include <arpa/inet.h>
	#include <netdb.h>			#include <netdb.h>
	#include <stdio.h>			#include <stdio.h>
	#include <syslog.h>			#include <syslog.h>
	#include <setjmp.h>			#include <setjmp.h>
	#include <string.h>			#include <string.h>
				#include <unistd.h>
				vangyzenUnsubmitted Done Inline Actions POSIX says `getopt()` is declared by `<unistd.h>`. vangyzen: POSIX says `getopt()` is declared by `<unistd.h>`.

	extern void exit();			extern void exit();
	extern int optind;			extern int optind;
	extern char *optarg;			extern char *optarg;

	#ifndef INADDR_NONE			#ifndef INADDR_NONE
	#define INADDR_NONE (-1) /* XXX should be 0xffffffff */			#define INADDR_NONE (-1) /* XXX should be 0xffffffff */
	#endif			#endif
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