--- /dev/null
+/*
+Copyright (C) 2024 by Intra2net AG
+
+The software in this package is distributed under the GNU General
+Public License version 2 (with a special exception described below).
+
+A copy of GNU General Public License (GPL) is included in this distribution,
+in the file COPYING.GPL.
+
+As a special exception, if other files instantiate templates or use macros
+or inline functions from this file, or you compile this file and link it
+with other works to produce a work based on this file, this file
+does not by itself cause the resulting work to be covered
+by the GNU General Public License.
+
+However the source code for this file must still be made available
+in accordance with section (3) of the GNU General Public License.
+
+This exception does not invalidate any other reasons why a work based
+on this file might be covered by the GNU General Public License.
+*/
+#ifndef __LIBT2N_MONOTONIC_CLOCK
+#define __LIBT2N_MONOTONIC_CLOCK
+
+bool monotonic_clock_gettime(long int& seconds, long int& nano_seconds);
+int monotonic_clock_gettime_sec();
+
+#endif
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