--- a/ccdemos/realtime_dragon.cc	Fri May 02 13:27:47 2008 +0200
+++ b/ccdemos/realtime_dragon.cc	Mon May 05 15:31:14 2008 +0200
@@ -55,4 +55,6 @@
 	}
 
 	loop_sdl(rt, cam);
+	
+	return 0;
 }