diff --git a/include/boost/bind/mem_fn.hpp b/include/boost/bind/mem_fn.hpp
index 1078e7c5..c0a1a8f7 100644
--- a/include/boost/bind/mem_fn.hpp
+++ b/include/boost/bind/mem_fn.hpp
@@ -29,179 +29,6 @@
 namespace boost
 {
 
-#if defined(BOOST_NO_VOID_RETURNS)
-
-#define BOOST_MEM_FN_CLASS_F , class F
-#define BOOST_MEM_FN_TYPEDEF(X)
-
-namespace _mfi // mem_fun_impl
-{
-
-template<class V> struct mf
-{
-
-#define BOOST_MEM_FN_RETURN return
-
-#define BOOST_MEM_FN_NAME(X) inner_##X
-#define BOOST_MEM_FN_CC
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#if defined(BOOST_MEM_FN_ENABLE_CDECL) && !defined(_M_X64)
-
-#define BOOST_MEM_FN_NAME(X) inner_##X##_cdecl
-#define BOOST_MEM_FN_CC __cdecl
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#endif
-
-#if defined(BOOST_MEM_FN_ENABLE_STDCALL) && !defined(_M_X64)
-
-#define BOOST_MEM_FN_NAME(X) inner_##X##_stdcall
-#define BOOST_MEM_FN_CC __stdcall
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#endif
-
-#if defined(BOOST_MEM_FN_ENABLE_FASTCALL) && !defined(_M_X64)
-
-#define BOOST_MEM_FN_NAME(X) inner_##X##_fastcall
-#define BOOST_MEM_FN_CC __fastcall
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#endif
-
-#undef BOOST_MEM_FN_RETURN
-
-}; // struct mf<V>
-
-template<> struct mf<void>
-{
-
-#define BOOST_MEM_FN_RETURN
-
-#define BOOST_MEM_FN_NAME(X) inner_##X
-#define BOOST_MEM_FN_CC
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#if defined(BOOST_MEM_FN_ENABLE_CDECL) && !defined(_M_X64)
-
-#define BOOST_MEM_FN_NAME(X) inner_##X##_cdecl
-#define BOOST_MEM_FN_CC __cdecl
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#endif
-
-#ifdef BOOST_MEM_FN_ENABLE_STDCALL
-
-#define BOOST_MEM_FN_NAME(X) inner_##X##_stdcall
-#define BOOST_MEM_FN_CC __stdcall
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#endif
-
-#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
-
-#define BOOST_MEM_FN_NAME(X) inner_##X##_fastcall
-#define BOOST_MEM_FN_CC __fastcall
-
-#include <boost/bind/mem_fn_template.hpp>
-
-#undef BOOST_MEM_FN_CC
-#undef BOOST_MEM_FN_NAME
-
-#endif
-
-#undef BOOST_MEM_FN_RETURN
-
-}; // struct mf<void>
-
-#undef BOOST_MEM_FN_CLASS_F
-#undef BOOST_MEM_FN_TYPEDEF_F
-
-#define BOOST_MEM_FN_NAME(X) X
-#define BOOST_MEM_FN_NAME2(X) inner_##X
-#define BOOST_MEM_FN_CC
-
-#include <boost/bind/mem_fn_vw.hpp>
-
-#undef BOOST_MEM_FN_NAME
-#undef BOOST_MEM_FN_NAME2
-#undef BOOST_MEM_FN_CC
-
-#if defined(BOOST_MEM_FN_ENABLE_CDECL) && !defined(_M_X64)
-
-#define BOOST_MEM_FN_NAME(X) X##_cdecl
-#define BOOST_MEM_FN_NAME2(X) inner_##X##_cdecl
-#define BOOST_MEM_FN_CC __cdecl
-
-#include <boost/bind/mem_fn_vw.hpp>
-
-#undef BOOST_MEM_FN_NAME
-#undef BOOST_MEM_FN_NAME2
-#undef BOOST_MEM_FN_CC
-
-#endif
-
-#ifdef BOOST_MEM_FN_ENABLE_STDCALL
-
-#define BOOST_MEM_FN_NAME(X) X##_stdcall
-#define BOOST_MEM_FN_NAME2(X) inner_##X##_stdcall
-#define BOOST_MEM_FN_CC __stdcall
-
-#include <boost/bind/mem_fn_vw.hpp>
-
-#undef BOOST_MEM_FN_NAME
-#undef BOOST_MEM_FN_NAME2
-#undef BOOST_MEM_FN_CC
-
-#endif
-
-#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
-
-#define BOOST_MEM_FN_NAME(X) X##_fastcall
-#define BOOST_MEM_FN_NAME2(X) inner_##X##_fastcall
-#define BOOST_MEM_FN_CC __fastcall
-
-#include <boost/bind/mem_fn_vw.hpp>
-
-#undef BOOST_MEM_FN_NAME
-#undef BOOST_MEM_FN_NAME2
-#undef BOOST_MEM_FN_CC
-
-#endif
-
-} // namespace _mfi
-
-#else // #ifdef BOOST_NO_VOID_RETURNS
-
 #define BOOST_MEM_FN_CLASS_F
 #define BOOST_MEM_FN_TYPEDEF(X) typedef X;
 
@@ -261,7 +88,7 @@ namespace _mfi
 #undef BOOST_MEM_FN_CLASS_F
 #undef BOOST_MEM_FN_TYPEDEF
 
-#endif // #ifdef BOOST_NO_VOID_RETURNS
+//
 
 #define BOOST_MEM_FN_NAME(X) X
 #define BOOST_MEM_FN_CC
diff --git a/include/boost/bind/mem_fn_vw.hpp b/include/boost/bind/mem_fn_vw.hpp
deleted file mode 100644
index f3fc58db..00000000
--- a/include/boost/bind/mem_fn_vw.hpp
+++ /dev/null
@@ -1,130 +0,0 @@
-//
-//  bind/mem_fn_vw.hpp - void return helper wrappers
-//
-//  Do not include this header directly
-//
-//  Copyright (c) 2001 Peter Dimov and Multi Media Ltd.
-//
-// 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/bind/mem_fn.html for documentation.
-//
-
-template<class R, class T> struct BOOST_MEM_FN_NAME(mf0): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf0)<R, T, R (BOOST_MEM_FN_CC T::*) ()>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) ();
-    explicit BOOST_MEM_FN_NAME(mf0)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf0)<R, T, F>(f) {}
-};
-
-template<class R, class T> struct BOOST_MEM_FN_NAME(cmf0): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf0)<R, T, R (BOOST_MEM_FN_CC T::*) () const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) () const;
-    explicit BOOST_MEM_FN_NAME(cmf0)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf0)<R, T, F>(f) {}
-};
-
-
-template<class R, class T, class A1> struct BOOST_MEM_FN_NAME(mf1): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf1)<R, T, A1, R (BOOST_MEM_FN_CC T::*) (A1)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1);
-    explicit BOOST_MEM_FN_NAME(mf1)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf1)<R, T, A1, F>(f) {}
-};
-
-template<class R, class T, class A1> struct BOOST_MEM_FN_NAME(cmf1): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf1)<R, T, A1, R (BOOST_MEM_FN_CC T::*) (A1) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1) const;
-    explicit BOOST_MEM_FN_NAME(cmf1)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf1)<R, T, A1, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2> struct BOOST_MEM_FN_NAME(mf2): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf2)<R, T, A1, A2, R (BOOST_MEM_FN_CC T::*) (A1, A2)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2);
-    explicit BOOST_MEM_FN_NAME(mf2)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf2)<R, T, A1, A2, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2> struct BOOST_MEM_FN_NAME(cmf2): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf2)<R, T, A1, A2, R (BOOST_MEM_FN_CC T::*) (A1, A2) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2) const;
-    explicit BOOST_MEM_FN_NAME(cmf2)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf2)<R, T, A1, A2, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2, class A3> struct BOOST_MEM_FN_NAME(mf3): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf3)<R, T, A1, A2, A3, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3);
-    explicit BOOST_MEM_FN_NAME(mf3)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf3)<R, T, A1, A2, A3, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2, class A3> struct BOOST_MEM_FN_NAME(cmf3): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf3)<R, T, A1, A2, A3, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3) const;
-    explicit BOOST_MEM_FN_NAME(cmf3)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf3)<R, T, A1, A2, A3, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2, class A3, class A4> struct BOOST_MEM_FN_NAME(mf4): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf4)<R, T, A1, A2, A3, A4, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4);
-    explicit BOOST_MEM_FN_NAME(mf4)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf4)<R, T, A1, A2, A3, A4, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2, class A3, class A4> struct BOOST_MEM_FN_NAME(cmf4): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf4)<R, T, A1, A2, A3, A4, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4) const;
-    explicit BOOST_MEM_FN_NAME(cmf4)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf4)<R, T, A1, A2, A3, A4, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5> struct BOOST_MEM_FN_NAME(mf5): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf5)<R, T, A1, A2, A3, A4, A5, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5);
-    explicit BOOST_MEM_FN_NAME(mf5)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf5)<R, T, A1, A2, A3, A4, A5, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5> struct BOOST_MEM_FN_NAME(cmf5): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf5)<R, T, A1, A2, A3, A4, A5, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5) const;
-    explicit BOOST_MEM_FN_NAME(cmf5)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf5)<R, T, A1, A2, A3, A4, A5, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6> struct BOOST_MEM_FN_NAME(mf6): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf6)<R, T, A1, A2, A3, A4, A5, A6, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6);
-    explicit BOOST_MEM_FN_NAME(mf6)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf6)<R, T, A1, A2, A3, A4, A5, A6, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6> struct BOOST_MEM_FN_NAME(cmf6): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf6)<R, T, A1, A2, A3, A4, A5, A6, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6) const;
-    explicit BOOST_MEM_FN_NAME(cmf6)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf6)<R, T, A1, A2, A3, A4, A5, A6, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7> struct BOOST_MEM_FN_NAME(mf7): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf7)<R, T, A1, A2, A3, A4, A5, A6, A7, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7);
-    explicit BOOST_MEM_FN_NAME(mf7)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf7)<R, T, A1, A2, A3, A4, A5, A6, A7, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7> struct BOOST_MEM_FN_NAME(cmf7): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf7)<R, T, A1, A2, A3, A4, A5, A6, A7, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7) const;
-    explicit BOOST_MEM_FN_NAME(cmf7)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf7)<R, T, A1, A2, A3, A4, A5, A6, A7, F>(f) {}
-};
-
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> struct BOOST_MEM_FN_NAME(mf8): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7, A8)>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7, A8);
-    explicit BOOST_MEM_FN_NAME(mf8)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, F>(f) {}
-};
-
-template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> struct BOOST_MEM_FN_NAME(cmf8): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7, A8) const>
-{
-    typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7, A8) const;
-    explicit BOOST_MEM_FN_NAME(cmf8)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, F>(f) {}
-};
-