+/* TODO:
+ *
+ * - make unix fd passing work
+ * - add page donation logic
+ * - api for appending/reading fixed arrays
+ * - always verify container depth
+ * - handle NULL strings nicer when appending
+ * - merge busctl into systemctl or so?
+ * - add object handlers
+ * - add peer message handlers
+ * - verify object paths
+ * - when reading a message, verify its size
+ * - add limits to wqueue and rqueue alike
+ */
+