-extern void InitScrollPlayfield();
-extern void UpdatePlayfield();
-extern void RestorePlayfield();
-
-extern void DDScrollBuffer_ScrollTo(int X, int Y);
-extern void DDScrollBuffer_ScrollTowards(int X, int Y, double Step);
-extern void DDScrollBuffer_SoftScrollTo(int X, int Y, int TimeMS, int FPS);
-
-#endif /* DDSCROLLBUFFER_H */