ttopen            668 arch/i386/isa/pccom.c 				error = ttysleep(tp, &tp->t_rawq, TTIPRI | PCATCH, ttopen, 0);
ttopen            454 dev/ic/com.c   				error = ttysleep(tp, &tp->t_rawq, TTIPRI | PCATCH, ttopen, 0);
ttopen            404 dev/ic/z8530tty.c 			TTIPRI | PCATCH, ttopen, 0);
ttopen            497 dev/usb/ucom.c 				    TTIPRI | PCATCH, ttopen, 0);
ttopen             82 kern/tty.c     char ttopen[]	= "ttyopn";
ttopen           1536 kern/tty.c     		    carrier ? ttyin : ttopen, 0);
ttopen           1691 kern/tty.c     			    &tp->t_rawq, TTIPRI | PCATCH, ttopen, 0);
ttopen            269 kern/tty_pty.c 				 ttopen, 0);
ttopen            249 sys/tty.h      extern	 char ttyin[], ttyout[], ttopen[], ttclos[], ttybg[], ttybuf[];