xmi_has_more_exchange_work
while (xmi_has_more_exchange_work(xmi)) {
if (!xmi_has_more_exchange_work(xmi))
for (; xmi_has_more_exchange_work(xmi); xmi_advance(xmi, irec1)) {
if (xmi_has_more_exchange_work(xmi)) {
if (xmi_has_more_exchange_work(xmi))
!xmi_has_more_exchange_work(xmi)) {
if (xmi_has_more_exchange_work(xmi) || xmi_has_postop_work(xmi)) {