osm_obj_warn(&mpg_current->o, "Boundary not closed at node %ju", (uintmax_t) w->o->id);
struct osm_ref *f = mp_alloc(osm_this->pool, sizeof(*f));
osm_obj_warn(&mpg_current->o, "Boundary not closed at node %ju", (uintmax_t) w->o->id);
struct osm_ref *f = mp_alloc(osm_this->pool, sizeof(*f));