-typedef struct _windstate
-{
- char is_filled;
-} windstate_t;
-
-typedef struct _windrule
-{
- windstate_t* (*add)(windstate_t*left, fillstyle_t*edge, segment_dir_t dir, gfxpoly_t*master);
- fillstyle_t* (*diff)(windstate_t*left, windstate_t*right);
-} windrule_t;
-
-windrule_t* windrule_new_evenodd();
-windrule_t* windrule_new_circular();
+extern windrule_t windrule_evenodd;
+extern windrule_t windrule_circular;
+extern windrule_t windrule_intersect;
+extern windrule_t windrule_union;