- Fix CVE-2026-44621, Libunbound applications configured with

'unwanted-reply-threshold' could eventually be abruptly
  terminated. Thanks to Qifan Zhang, Palo Alto Networks, for the
  report.

testcode/doqclient.c

@@ -2671,6 +2671,11 @@ void libworker_event_done_cb(void* ATTR_UNUSED(arg), int ATTR_UNUSED(rcode),
 	log_assert(0);
 }
 
+void libworker_alloc_cleanup(void* ATTR_UNUSED(arg))
+{
+	log_assert(0);
+}
+
 int context_query_cmp(const void* ATTR_UNUSED(a), const void* ATTR_UNUSED(b))
 {
 	log_assert(0);