--- /dev/null
+// Copyright (C) 2008 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, 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 General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING. If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction. Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License. This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <date_time>
+
+namespace std
+{
+ system_time
+ get_system_time()
+ {
+ std::time_t sec = std::time(0);
+ return system_time(sec);
+ }
+
+ const nanoseconds::tick_type nanoseconds::ticks_per_second;
+ const nanoseconds::tick_type nanoseconds::seconds_per_tick;
+ const bool nanoseconds::is_subsecond;
+
+ const system_time::tick_type system_time::ticks_per_second;
+ const system_time::tick_type system_time::seconds_per_tick;
+ const bool system_time::is_subsecond;
+}