-#define put_thread_offline() do ; while (0)
-#define put_thread_online() do ; while (0)
-#define put_thread_online_delay() do ; while (0)
+#define put_thread_offline() do {} while (0)
+#define put_thread_online() do {} while (0)
+#define put_thread_online_delay() do {} while (0)