extern int mScrollX, mScrollY;
extern int mScrollX_last, mScrollY_last;
-#if 1
extern boolean redraw[2 + MAX_PLAYFIELD_WIDTH + 2][2 + MAX_PLAYFIELD_HEIGHT + 2];
-#else
-extern boolean redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
-#endif
extern int TEST_flag;