updating code from Flying Laptop

This is the framework of Flying Laptop OBSW version A.13.0.

datalinklayer/Farm1StateOpen.cpp

@@ -22,7 +22,7 @@ ReturnValue_t Farm1StateOpen::handleADFrame(TcTransferFrame* frame,
 	if (diff == 0 ) {
 		myVC->vR++;
 		clcw->setRetransmitFlag(false);
-		return FRAME_OK;
+		return RETURN_OK;
 	} else if (diff < myVC->positiveWindow && diff > 0 ) {
 		clcw->setRetransmitFlag(true);
 		return NS_POSITIVE_W;