CLOCKMOD_DOM_FLAG_ACTIVE
dom->dom_flags |= CLOCKMOD_DOM_FLAG_ACTIVE;
if (dom->dom_flags & CLOCKMOD_DOM_FLAG_ACTIVE) {
dom->dom_flags &= ~CLOCKMOD_DOM_FLAG_ACTIVE;
if ((dom->dom_flags & CLOCKMOD_DOM_FLAG_ACTIVE) == 0) {
if ((dom->dom_flags & CLOCKMOD_DOM_FLAG_ACTIVE) == 0) {