+ if (export) {
+ /*
+ * No call is done to afb_export_unref(export) because:
+ * - legacy applications may use the root API emitting messages
+ * - it allows writting applications like bindings without API
+ * But this has the sad effect to introduce a kind of leak.
+ * To avoid this, if necessary further developement should list bindings
+ * and their data.
+ */