+zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c);
+zoom_ret ZOOM_connection_srw_send_scan(ZOOM_connection c);
+
+int ZOOM_handle_sru(ZOOM_connection c, Z_HTTP_Response *hres,
+ zoom_ret *cret, char **addinfo);
+
+void ZOOM_set_HTTP_error(ZOOM_connection c, int error,
+ const char *addinfo, const char *addinfo2);
+
+ZOOM_Event ZOOM_connection_get_event(ZOOM_connection c);
+void ZOOM_connection_remove_events(ZOOM_connection c);
+void ZOOM_Event_destroy(ZOOM_Event event);
+