WWTR_REQS
uint8_t *wbufs[WWTR_REQS];
struct aiocb wcbs[WWTR_REQS];
struct aiocb *wlist[WWTR_REQS];
uint8_t *rbufs[WWTR_REQS];
struct aiocb rcbs[WWTR_REQS];
struct aiocb *rlist[WWTR_REQS];
for (i = 0; i < WWTR_REQS; i++) {
rv = lio_listio(LIO_WAIT, wlist, (int)WWTR_REQS, NULL);
for (i = 0; i < WWTR_REQS; i++) {
for (i = 0; i < WWTR_REQS; i++) {
rv = lio_listio(LIO_NOWAIT, rlist, WWTR_REQS, NULL);
wait_all((const struct aiocb * const *)rlist, WWTR_REQS);
for (i = 0; i < WWTR_REQS; i++) {