void X11FreeBitmapPointers(Bitmap *);
void X11CopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int);
void X11FillRectangle(Bitmap *, int, int, int, int, Pixel);
void X11FreeBitmapPointers(Bitmap *);
void X11CopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int);
void X11FillRectangle(Bitmap *, int, int, int, int, Pixel);