TWE_CCB_FREE      107 dev/ic/twe.c   	ccb->ccb_state = TWE_CCB_FREE;
TWE_CCB_FREE      204 dev/ic/twe.c   		ccb->ccb_state = TWE_CCB_FREE;
TWE_CCB_FREE       38 dev/ic/twevar.h 		TWE_CCB_FREE, TWE_CCB_READY, TWE_CCB_QUEUED, TWE_CCB_PREQUEUED,