+/**
+ * @file mod/ostatus_subscribe.php
+ */
+use Friendica\App;
+use Friendica\Core\L10n;
+use Friendica\Core\PConfig;
+use Friendica\Core\Protocol;
+use Friendica\Core\System;
+use Friendica\Model\Contact;
+use Friendica\Network\Probe;
+use Friendica\Util\Network;