PTLOCK
ptms_close(ptmp, PTMOPEN | PTLOCK);
!(ptmp->pt_state & PTLOCK)) {
if ((ptmp->pt_state & PTLOCK) ||
ptmp->pt_state &= ~PTLOCK;
if ((ptmp->pt_state & PTLOCK) || (ptmp->pts_rdq == NULL)) {
if ((ptmp->pt_state & PTLOCK) || (ptmp->pts_rdq == NULL)) {
pt->pt_state = (PTMOPEN | PTLOCK);
if ((ptsp->pt_state & PTLOCK) || !(ptsp->pt_state & PTMOPEN)) {