DPQ_POSSIBLE
if (peripheral_qual != DPQ_POSSIBLE) {
if (peri_qual == DPQ_POSSIBLE) {
if (peri_qual != DPQ_POSSIBLE) {
((dpq_vu == 0) && (dpq == DPQ_POSSIBLE)) || /* ANSII */
(DTYPE_SEQUENTIAL | DPQ_POSSIBLE)) {
(DTYPE_SEQUENTIAL | DPQ_POSSIBLE)) {
inqp->inq_qual = DPQ_POSSIBLE;