diff --git a/src/private.h b/src/private.h
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--- /dev/null
+++ b/src/private.h
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+/* Copyright (C) 2018       Philipp "ph3-der-loewe" Schafft <lion@lion.leolix.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
+#ifndef _LIBIGLOO__PRIVATE_H_
+#define _LIBIGLOO__PRIVATE_H_
+
+/* init/shutdown of the library */
+void igloo_thread_initialize(void);
+void igloo_thread_initialize_with_log_id(int log_id);
+void igloo_thread_shutdown(void);
+void igloo_sock_initialize(void);
+void igloo_sock_shutdown(void);
+void igloo_resolver_initialize(void);
+void igloo_resolver_shutdown(void);
+void igloo_log_initialize(void);
+void igloo_log_shutdown(void);
+
+
+#endif