diff -ruN netkit-tftp-0.15.orig/tftpd/tftpd.c netkit-tftp-0.15/tftpd/tftpd.c
--- netkit-tftp-0.15.orig/tftpd/tftpd.c	Sun Aug  1 22:11:33 1999
+++ netkit-tftp-0.15/tftpd/tftpd.c	Wed Jul 26 14:48:16 2000
@@ -101,12 +101,24 @@
 	register struct tftphdr *tp;
 	register int n = 0;
 	int on = 1;
+	int bound = 0;
 
+	/* open the log earlier, to log supplied address errors */
+	openlog("tftpd", LOG_PID, LOG_DAEMON);
 	ac--; av++;
+	/* "-b ip.addr.ess" handling */
+	if (ac > 0 && !strncmp(av[0], "-b", 2)) {
+		if (inet_aton(av[1], &s_in.sin_addr) < 0) {
+			syslog(LOG_ERR, "inet_aton: %m\n");
+			exit(1);
+		}
+		ac-=2;
+		av+=2;
+		bound = 1;
+	}
 	if (ac==0) dirs[0] = "/tftpboot";  /* default directory */
 	while (ac-- > 0 && n < MAXARG)
 		dirs[n++] = *av++;
-	openlog("tftpd", LOG_PID, LOG_DAEMON);
 	if (ioctl(0, FIONBIO, &on) < 0) {
 		syslog(LOG_ERR, "ioctl(FIONBIO): %m\n");
 		exit(1);
@@ -191,6 +203,8 @@
 		syslog(LOG_ERR, "socket: %m\n");
 		exit(1);
 	}
+	if (bound)
+		syslog(LOG_NOTICE, "binding to address %s\n", inet_ntoa(s_in.sin_addr));
 	if (bind(peer, (struct sockaddr *)&s_in, sizeof (s_in)) < 0) {
 		syslog(LOG_ERR, "bind: %m\n");
 		exit(1);