QTF_64BIT
if ((ump->um_qflags[type] & QTF_64BIT) != 0)
ump->um_qflags[type] |= QTF_64BIT;
ump->um_qflags[type] &= ~QTF_64BIT;
if (ump->um_qflags[type] & QTF_64BIT) {
if (ump->um_qflags[type] & QTF_64BIT)
if (ump->um_qflags[dq->dq_type] & QTF_64BIT) {