+void InitGameEngine_BD(void);
+void GameActions_BD(byte[MAX_PLAYERS]);
+
+boolean use_native_bd_graphics_engine(void);
+boolean use_bd_smooth_movements(void);
+boolean use_bd_pushing_graphics(void);
+boolean use_bd_up_down_graphics(void);
+boolean use_bd_falling_sounds(void);
+
+boolean hasColorTemplate_BD(void);
+
+Bitmap **GetTitleScreenBitmaps_BD(void);
+void CoverScreen_BD(void);
+
+void BlitScreenToBitmap_BD(Bitmap *);
+void RedrawPlayfield_BD(boolean);