#include	"opend.h"#include	<syslog.h>int		 debug, oflag, client_size, log_to_stderr;char	 errmsg[MAXLINE];char	*pathname;Client	*client = NULL;intmain(int argc, char *argv[]){	int		c;	log_open("open.serv", LOG_PID, LOG_USER);	opterr = 0;		/* don't want getopt() writing to stderr */	while ((c = getopt(argc, argv, "d")) != EOF) {		switch (c) {		case 'd':		/* debug */			debug = log_to_stderr = 1;			break;		case '?':			err_quit("unrecognized option: -%c", optopt);		}	}	if (debug == 0)		daemonize("opend");	loop();		/* never returns */}