t_cflag
tp->t_cflag = TTYDEF_CFLAG|CLOCAL;
tp->t_cflag = t->c_cflag;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_cflag = t->c_cflag;
&& !(tp->t_cflag & CLOCAL) && !(ap->a_oflags & O_NONBLOCK)) {
if (tp->t_cflag & HUPCL
if (!(tp->t_state & TS_ISOPEN) || !(tp->t_cflag & CREAD)) {
dt->c_cflag = (tp->t_cflag & lt->c_cflag)
SET(tp->t_cflag, HUPCL);
!ISSET(tp->t_cflag, CLOCAL)) {
tp->t_cflag = t->c_cflag;
if (ISSET(tp->t_state, TS_CARR_ON) && ISSET(tp->t_cflag, MDMBUF)) {
!ISSET(tp->t_cflag, CLOCAL)) {
if (ISSET(tp->t_cflag, CLOCAL)) {
(ISSET(tp->t_cflag, CRTS_IFLOW) || ISSET(iflag, IXOFF)) &&
tp->t_cflag = TTYDEF_CFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_cflag = tio->c_cflag;