TS_CARR_ON
tp->t_state |= TS_CARR_ON;
while ((tp->t_state & TS_CARR_ON) == 0) {
tp2->t_state &= ~(TS_CARR_ON | TS_CONNECTED);
if (!(tp->t_state & TS_CARR_ON) && !(mynor & CALLOUT_MASK)
if ((ISSET(tp->t_state, TS_CARR_ON) ||
if (ISSET(tp->t_state, TS_CARR_ON) && ISSET(tp->t_cflag, MDMBUF)) {
CLR(tp->t_state, TS_CARR_ON);
SET(tp->t_state, TS_CARR_ON);
while ((tp->t_state & TS_CARR_ON) == 0) {
tp->t_state &= ~(TS_CARR_ON | TS_CONNECTED);
tp->t_state |= TS_CARR_ON | TS_CONNECTED;
{ TS_CARR_ON, 'C'},