void FreeBitmap(Bitmap *);
void BlitBitmap(Bitmap *, Bitmap *, int, int, int, int, int, int);
void FadeRectangle(Bitmap *bitmap, int, int, int, int, int, int, int,
void FreeBitmap(Bitmap *);
void BlitBitmap(Bitmap *, Bitmap *, int, int, int, int, int, int);
void FadeRectangle(Bitmap *bitmap, int, int, int, int, int, int, int,