PF_43UCNTL
if (pty->pt_flags & PF_43UCNTL) {
if ((pty->pt_flags & PF_43UCNTL) && pty->pt_ucntl) {
if ((pty->pt_flags & PF_43UCNTL) && pty->pt_ucntl) {
while ((pty->pt_flags & (PF_UCNTL|PF_43UCNTL)) &&
if (pty->pt_flags & (PF_PKT|PF_UCNTL|PF_43UCNTL)) {
if (pty->pt_flags & (PF_UCNTL|PF_43UCNTL)) {
pty->pt_flags |= PF_43UCNTL;
pty->pt_flags &= ~PF_43UCNTL;
else if ((pty->pt_flags & (PF_UCNTL|PF_43UCNTL)) &&