Index: firmware/App/Services/Messaging.h
===================================================================
diff -u -rf7c714a1a09b10d85a8b013712532d37b4d7b97a -r6679a2cd813b21a8cb4c58b3eeb721e0eef9a10b
--- firmware/App/Services/Messaging.h	(.../Messaging.h)	(revision f7c714a1a09b10d85a8b013712532d37b4d7b97a)
+++ firmware/App/Services/Messaging.h	(.../Messaging.h)	(revision 6679a2cd813b21a8cb4c58b3eeb721e0eef9a10b)
@@ -60,6 +60,7 @@
 
 // ACK MSG
 BOOL sendACKMsg( MESSAGE_T *message );
+BOOL sendAckResponseMsg( MSG_ID_T msgID, COMM_BUFFER_T buffer, BOOL ack );
 
 void handleUITDResetInServiceModeRequest( MESSAGE_T* message );