ahc_is_paused
while (!ahc_is_paused(ahc))
if (ahc_is_paused(ahc)) {
while (ahc_is_paused(ahc) == 0)
if (ahc_is_paused(ahc)) {
int ahc_is_paused(struct ahc_softc *ahc);
was_paused = ahc_is_paused(ahc);
while (ahc_is_paused(ahc) == 0)
paused = ahc_is_paused(ahc);