+/* Search for instances using a search_info_t. The code assumes that the
+ * graph's selector has already been checked against the search_info_t, using
+ * "search_to_ident" and "graph_matches_ident". */
+int graph_search_inst (graph_config_t *cfg, search_info_t *si,
+ graph_inst_callback_t callback, void *user_data);
+