diff -Naur billiardz-0.1.4-orig/src/ButtonListener.h billiardz-0.1.4/src/ButtonListener.h
--- billiardz-0.1.4-orig/src/ButtonListener.h	2002-11-05 07:01:51.000000000 +0100
+++ billiardz-0.1.4/src/ButtonListener.h	2007-03-26 21:10:11.000000000 +0200
@@ -9,6 +9,7 @@
 {
 	public:
 		virtual void buttonClicked(Button *button) = 0;
+		virtual ~ButtonListener() {}
 };
 
 #endif /* _BUTTONLISTENER_H_ */
diff -Naur billiardz-0.1.4-orig/src/CueStickListener.h billiardz-0.1.4/src/CueStickListener.h
--- billiardz-0.1.4-orig/src/CueStickListener.h	2002-09-13 02:02:23.000000000 +0200
+++ billiardz-0.1.4/src/CueStickListener.h	2007-03-26 21:11:14.000000000 +0200
@@ -12,6 +12,7 @@
 		virtual bool cueBallHit(CueStick *stick, Ball *ball) = 0;
 		virtual void stickMoved(CueStick *stick, Fixed oldAngle,
 								Fixed newAngle) = 0;
+		virtual ~CueStickListener() {}
 };
 
 #endif /* _CUESTICKLISTENER_H_ */
diff -Naur billiardz-0.1.4-orig/src/PoolGame.h billiardz-0.1.4/src/PoolGame.h
--- billiardz-0.1.4-orig/src/PoolGame.h	2002-11-05 07:01:36.000000000 +0100
+++ billiardz-0.1.4/src/PoolGame.h	2007-03-26 21:40:58.000000000 +0200
@@ -6,6 +6,7 @@
 
 class Player;
 class PoolTable;
+class PoolRoom;
 class Physics;
 class Rules;
 class Sprite;
diff -Naur billiardz-0.1.4-orig/src/main.cpp billiardz-0.1.4/src/main.cpp
--- billiardz-0.1.4-orig/src/main.cpp	2003-11-03 07:56:29.000000000 +0100
+++ billiardz-0.1.4/src/main.cpp	2007-03-26 23:27:11.000000000 +0200
@@ -51,7 +51,7 @@
 
 	return interval;
 }
-
+#define SDL_main main
 #ifdef __cplusplus
 extern "C" {
 #endif