AAC_AIFFLAGS_RUNNING
sc->aifflags = AAC_AIFFLAGS_RUNNING;
sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
while (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
KASSERT((sc->aifflags & AAC_AIFFLAGS_RUNNING) == 0,
sc->aifflags = AAC_AIFFLAGS_RUNNING;
sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
if (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
if (sc->aifflags & AAC_AIFFLAGS_RUNNING)