ping_send(t);
ping_targets = g_slist_prepend(ping_targets, t);
ob_main_loop_timeout_add(ob_main_loop, PING_TIMEOUT, ping_timeout,
ping_send(t);
ping_targets = g_slist_prepend(ping_targets, t);
ob_main_loop_timeout_add(ob_main_loop, PING_TIMEOUT, ping_timeout,