FRAME_END
if (kgdb_dev == makedev(maj, unit) && c == FRAME_END)
if (kgdb_dev == makedev(maj, 0) && c == FRAME_END)
c = FRAME_END;
case FRAME_END:
(void)putc(FRAME_END, &tp->t_outq);
case FRAME_END:
if (putc(FRAME_END, &tp->t_outq)) {
(void)putc(FRAME_END, &tp->t_outq);