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diff --git a/vos/source/mutex.cxx b/vos/source/mutex.cxx
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+/*************************************************************************
+ *
+ *  $RCSfile: mutex.cxx,v $
+ *
+ *  $Revision: 1.1.1.1 $
+ *
+ *  last change: $Author: hr $ $Date: 2000-09-18 15:18:16 $
+ *
+ *  The Contents of this file are made available subject to the terms of
+ *  either of the following licenses
+ *
+ *         - GNU Lesser General Public License Version 2.1
+ *         - Sun Industry Standards Source License Version 1.1
+ *
+ *  Sun Microsystems Inc., October, 2000
+ *
+ *  GNU Lesser General Public License Version 2.1
+ *  =============================================
+ *  Copyright 2000 by Sun Microsystems, Inc.
+ *  901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License version 2.1, as published by the Free Software Foundation.
+ *
+ *  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
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *  MA  02111-1307  USA
+ *
+ *
+ *  Sun Industry Standards Source License Version 1.1
+ *  =================================================
+ *  The contents of this file are subject to the Sun Industry Standards
+ *  Source License Version 1.1 (the "License"); You may not use this file
+ *  except in compliance with the License. You may obtain a copy of the
+ *  License at http://www.openoffice.org/license.html.
+ *
+ *  Software provided under this License is provided on an "AS IS" basis,
+ *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ *  See the License for the specific provisions governing your rights and
+ *  obligations concerning the Software.
+ *
+ *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ *  Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ *  All Rights Reserved.
+ *
+ *  Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+#include <vos/diagnose.hxx>
+#include <vos/object.hxx>
+#include <vos/mutex.hxx>
+
+#ifdef _USE_NAMESPACE
+using namespace vos;
+#endif
+
+
+/////////////////////////////////////////////////////////////////////////////
+//
+//  class Mutex
+//
+
+VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OMutex, vos), VOS_NAMESPACE(OMutex, vos), VOS_NAMESPACE(OObject, vos), 0);
+
+IMutex& OMutex::getGlobalMutex()
+{
+    static OMutex theGlobalMutex;
+
+    return theGlobalMutex;
+}
+
+OMutex::OMutex()
+{
+    m_Impl= osl_createMutex();
+}
+
+OMutex::~OMutex()
+{
+    osl_destroyMutex(m_Impl);
+}
+
+void OMutex::acquire()
+{
+    osl_acquireMutex(m_Impl);
+}
+
+sal_Bool OMutex::tryToAcquire()
+{
+    return osl_tryToAcquireMutex(m_Impl);
+}
+
+void OMutex::release()
+{
+    osl_releaseMutex(m_Impl);
+}
+