diff --git a/include/boost/detail/interlocked.hpp b/include/boost/detail/interlocked.hpp
index fccebc3..c88d326 100644
--- a/include/boost/detail/interlocked.hpp
+++ b/include/boost/detail/interlocked.hpp
@@ -118,6 +118,11 @@ extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long
 extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
 extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );
 
+# if defined(_M_IA64) || defined(_M_AMD64)
+extern "C" __declspec(dllimport) void* __stdcall InterlockedCompareExchangePointer( void* volatile *, void*, void* );
+extern "C" __declspec(dllimport) void* __stdcall InterlockedExchangePointer( void* volatile *, void* );
+# endif
+
 } // namespace detail
 
 } // namespace boost
@@ -128,10 +133,15 @@ extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long vol
 # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
 # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
 
-# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
+# if defined(_M_IA64) || defined(_M_AMD64)
+#  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER ::boost::detail::InterlockedCompareExchangePointer
+#  define BOOST_INTERLOCKED_EXCHANGE_POINTER ::boost::detail::InterlockedExchangePointer
+# else
+#  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
-# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
+#  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
+# endif
 
 #else