void draw_rect_outline(drawing *dr, int x, int y, int w, int h,
int colour);
+/* Draw a set of rectangle corners (e.g. for a cursor display). */
+void draw_rect_corners(drawing *dr, int cx, int cy, int r, int col);
+
void move_cursor(int button, int *x, int *y, int maxw, int maxh, int wrap);
/* Used in netslide.c and sixteen.c for cursor movement around edge. */