void SDLFreeBitmapPointers(Bitmap *);
void SDLCopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int);
void SDLFillRectangle(Bitmap *, int, int, int, int, Uint32);
-void SDLFadeScreen(Bitmap *, int, int, int);
+void SDLFadeRectangle(Bitmap *, int, int, int, int, int, int, int);
void SDLDrawSimpleLine(Bitmap *, int, int, int, int, Uint32);
void SDLDrawLine(Bitmap *, int, int, int, int, Uint32);
Pixel SDLGetPixel(Bitmap *, int, int);