diff -r 2fe1408b6811 -r e1b950c65cb4 epoc32/include/stdapis/boost/mpl/aux_/has_key_impl.hpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/epoc32/include/stdapis/boost/mpl/aux_/has_key_impl.hpp	Wed Mar 31 12:27:01 2010 +0100
@@ -0,0 +1,60 @@
+
+#ifndef BOOST_MPL_SET_AUX_HAS_KEY_IMPL_HPP_INCLUDED
+#define BOOST_MPL_SET_AUX_HAS_KEY_IMPL_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2003-2004
+// Copyright David Abrahams 2003-2004
+//
+// Distributed under the Boost Software License, Version 1.0. 
+// (See accompanying file LICENSE_1_0.txt or copy at 
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/mpl for documentation.
+
+// $Source: /cvsroot/boost/boost/boost/mpl/set/aux_/has_key_impl.hpp,v $
+// $Date: 2004/10/13 18:23:37 $
+// $Revision: 1.7 $
+
+#include <boost/mpl/set/aux_/tag.hpp>
+#include <boost/mpl/has_key_fwd.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/mpl/aux_/overload_names.hpp>
+#include <boost/mpl/aux_/static_cast.hpp>
+#include <boost/mpl/aux_/yes_no.hpp>
+#include <boost/mpl/aux_/type_wrapper.hpp>
+#include <boost/mpl/aux_/config/workaround.hpp>
+#include <boost/mpl/aux_/config/static_constant.hpp>
+
+namespace boost { namespace mpl {
+
+template<>
+struct has_key_impl< aux::set_tag >
+{
+    template< typename Set, typename T > struct apply
+#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1400)) \
+    || BOOST_WORKAROUND(__EDG_VERSION__, <= 245)
+    {
+        BOOST_STATIC_CONSTANT(bool, value = 
+              ( sizeof( BOOST_MPL_AUX_OVERLOAD_CALL_IS_MASKED(
+                    Set
+                  , BOOST_MPL_AUX_STATIC_CAST(aux::type_wrapper<T>*, 0)
+                  ) ) == sizeof(aux::no_tag) )
+            );
+
+        typedef bool_<value> type;
+
+#else // ISO98 C++
+        : bool_< 
+              ( sizeof( BOOST_MPL_AUX_OVERLOAD_CALL_IS_MASKED(
+                    Set
+                  , BOOST_MPL_AUX_STATIC_CAST(aux::type_wrapper<T>*, 0)
+                  ) ) == sizeof(aux::no_tag) )
+            >
+    {
+#endif
+    };
+};
+
+}}
+
+#endif // BOOST_MPL_SET_AUX_HAS_KEY_IMPL_HPP_INCLUDED