Added prototype Response System library port from the Alien Swarm SDK

sp/src/game/server/hl2/npc_zombie.cpp

@@ -1210,16 +1210,28 @@ const char *CZombieCustom::GetMoanSound( int nSound )
 	// We could probably do this through the response system alone now, but whatever.
 	modifiers.AppendCriteria( "moansound", UTIL_VarArgs("%i", nSound & 4) );
 
+#ifdef NEW_RESPONSE_SYSTEM
+	AI_Response response;
+	CAI_Concept concept = "TLK_ZOMBIE_MOAN";
+	concept.SetSpeaker( this );
+	if (!FindResponse( response, concept, &modifiers ))
+		return "NPC_BaseZombie.Moan1";
+#else
 	AI_Response *response = SpeakFindResponse(TLK_ZOMBIE_MOAN, modifiers);
 
 	if ( !response )
 		return "NPC_BaseZombie.Moan1";
+#endif
 
 	// Must be static so it could be returned
 	static char szSound[128];
+#ifdef NEW_RESPONSE_SYSTEM
+	response.GetName(szSound, sizeof(szSound));
+#else
 	response->GetName(szSound, sizeof(szSound));
-
 	delete response;
+#endif
+
 	return szSound;
 }