PPP_ESCAPE        591 net/ppp_tty.c  		    if (putc(PPP_ESCAPE, &tp->t_outq)) {
PPP_ESCAPE        625 net/ppp_tty.c  		    *p++ = PPP_ESCAPE;
PPP_ESCAPE        631 net/ppp_tty.c  		    *p++ = PPP_ESCAPE;
PPP_ESCAPE        949 net/ppp_tty.c      } else if (c == PPP_ESCAPE) {