+// ----------------------------------------------------------------------------
+// MainGameLoop.h
+// ----------------------------------------------------------------------------
+
+#ifndef MAINGAMELOOP_H
+#define MAINGAMELOOP_H
+
+#include "vb_types.h"
+#include "vb_defs.h"
+#include "vb_vars.h"
+#include "vb_lib.h"
+
+#include "global.h"
+
+extern int subCalculateScreenScrollPos();
+extern int subMainGameLoop();
+extern void subUpdatePlayingTime();
+
+extern boolean AutoScrollFlag;
+extern boolean UserDragFlag;
+extern boolean bPlaying;
+extern int ExitToMenuFlag;
+extern int ForcedExitFlag;
+extern int GameLoopRunning;
+extern int LeadOutCounter, EnterRepeatCounter;
+extern int SavedGameFlag;
+
+#endif /* MAINGAMELOOP_H */