FWXFERQ_OPEN
if (!(xferq->flag & FWXFERQ_OPEN)) {
xferq->flag |= FWXFERQ_OPEN;
if ((ir->flag & FWXFERQ_OPEN) == 0)
~(FWXFERQ_OPEN | FWXFERQ_MODEMASK | FWXFERQ_CHTAGMASK);
if ((it->flag & FWXFERQ_OPEN) == 0)
~(FWXFERQ_OPEN | FWXFERQ_MODEMASK | FWXFERQ_CHTAGMASK);
it->flag &= ~FWXFERQ_OPEN;
ir->flag &= ~FWXFERQ_OPEN;
if ((dbch->xferq.flag & FWXFERQ_OPEN) == 0) {
~(FWXFERQ_MODEMASK | FWXFERQ_OPEN | FWXFERQ_STREAM |