QTF_CLOSING
(ump->um_qflags[i] & (QTF_OPENING|QTF_CLOSING)))
ump->um_qflags[type] |= QTF_CLOSING;
ump->um_qflags[type] &= ~QTF_CLOSING;
if (dqvp == NULL || (ump->um_qflags[type] & QTF_CLOSING)) {