Do not include C4Network2IRC.h from C4Application.h

src/C4Application.cpp

@@ -45,13 +45,17 @@
 #include <C4GameLobby.h>
 #include <C4Fonts.h>
 #include <C4Network2.h>
+#include <C4Network2IRC.h>
 
 #include <StdRegistry.h> // For DDraw emulation warning
 
 #include <getopt.h>
 
+static C4Network2IRCClient ApplicationIRCClient;
+
 C4Application::C4Application():
 		isEditor(false),
+		IRCClient(ApplicationIRCClient),
 		UseStartupDialog(true),
 		CheckForUpdates(false),
 		NoSplash(false),

src/C4Application.h

@@ -28,7 +28,6 @@
 #include <C4SoundSystem.h>
 #include <C4Components.h>
 #include <C4InteractiveThread.h>
-#include <C4Network2IRC.h>
 #include <StdWindow.h>
 
 class CStdDDraw;
@@ -52,7 +51,7 @@ public:
 	// Thread for interactive processes (automatically starts as needed)
 	C4InteractiveThread InteractiveThread;
 	// IRC client for global chat
-	C4Network2IRCClient IRCClient;
+	C4Network2IRCClient &IRCClient;
 	void Clear();
 	void ClearCommandLine();
 	// Tick timing

src/C4Prototypes.h

@@ -74,6 +74,7 @@ class C4NameList;
 class C4Network;
 class C4NetworkClient;
 class C4NetworkClientList;
+class C4Network2IRCClient;
 class C4Object;
 class C4ObjectInfo;
 class C4ObjectInfoCore;

src/game/object/C4IDList.cpp

@@ -26,7 +26,6 @@
 
 #include <C4Def.h>
 #include <C4DefList.h>
-#include <C4Application.h>
 #include <C4GraphicsResource.h>
 
 C4IDListChunk::C4IDListChunk()