EMPTY_QUEUE
if ((MessageOffset = ASR_getMessage(sc)) != EMPTY_QUEUE) {
if (ASR_queue (sc, Message_Ptr) == EMPTY_QUEUE) {
if (((ReplyOffset = asr_get_FromFIFO(sc)) == EMPTY_QUEUE)
&& ((ReplyOffset = asr_get_FromFIFO(sc)) == EMPTY_QUEUE)) {
if (MessageOffset == EMPTY_QUEUE)
while (((MessageOffset = ASR_getMessage(sc)) == EMPTY_QUEUE)
if (MessageOffset != EMPTY_QUEUE) {
if (ASR_queue(sc, Message) == EMPTY_QUEUE) {