usr.bin/pppd/main.c

386     if (!using_pty && default_device && !direct_tty) {
404     if (!using_pty && !direct_tty) {
452     if (using_pty || direct_tty) {
458 	if (ptycommand != NULL && (notty || direct_tty)) {
463 	    direct_tty)) {
467 	default_device = notty || direct_tty;
653 	if (lockflag && !privopen && !direct_tty) {
669 	if (direct_tty) {
770 		if (!default_device && modem && !direct_tty) {
813 	if (connector == NULL && modem && devnam[0] != '\0' && !direct_tty) {