+size_t (be_ifg_nodes_iter_size)(const void *self)
+{
+ const be_ifg_t *ifg = self;
+ return ifg->impl->nodes_iter_size;
+}
+
+size_t (be_ifg_neighbours_iter_size)(const void *self)
+{
+ const be_ifg_t *ifg = self;
+ return ifg->impl->neighbours_iter_size;
+}
+