+
+ ev_timer_init(&IO->unwind_stack_timeout,
+ IO_postdns_callback, 0.0, 0);
+ IO->unwind_stack_timeout.data = IO;
+ ev_timer_start(event_base, &IO->unwind_stack_timeout);
+}
+
+void QueryCbDone(AsyncIO *IO)
+{
+ ev_timer_stop(event_base, &IO->unwind_stack_timeout);