If no HAVE_STD_SHARED_PTR or HAVE_BOOST_SHARED_PTR then set ptr_lib to ndnboost in the boost headers in this distribution.
diff --git a/boost/config/compiler/gcc_xml.hpp b/boost/config/compiler/gcc_xml.hpp
new file mode 100644
index 0000000..eaed4b5
--- /dev/null
+++ b/boost/config/compiler/gcc_xml.hpp
@@ -0,0 +1,60 @@
+//  (C) Copyright John Maddock 2006. 
+//  Use, modification and distribution are subject to 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 for most recent version.
+
+//  GCC-XML C++ compiler setup:
+
+#  if !defined(__GCCXML_GNUC__) || ((__GCCXML_GNUC__ <= 3) && (__GCCXML_GNUC_MINOR__ <= 3))
+#     define BOOST_NO_IS_ABSTRACT
+#  endif
+
+//
+// Threading support: Turn this on unconditionally here (except for
+// those platforms where we can know for sure). It will get turned off again
+// later if no threading API is detected.
+//
+#if !defined(__MINGW32__) && !defined(_MSC_VER) && !defined(linux) && !defined(__linux) && !defined(__linux__)
+# define BOOST_HAS_THREADS
+#endif 
+
+//
+// gcc has "long long"
+//
+#define BOOST_HAS_LONG_LONG
+
+// C++0x features:
+//
+#  define BOOST_NO_CXX11_CONSTEXPR
+#  define BOOST_NO_CXX11_NULLPTR
+#  define BOOST_NO_CXX11_TEMPLATE_ALIASES
+#  define BOOST_NO_CXX11_DECLTYPE
+#  define BOOST_NO_CXX11_DECLTYPE_N3276
+#  define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
+#  define BOOST_NO_CXX11_RVALUE_REFERENCES
+#  define BOOST_NO_CXX11_STATIC_ASSERT
+#  define BOOST_NO_CXX11_VARIADIC_TEMPLATES
+#  define BOOST_NO_CXX11_VARIADIC_MACROS
+#  define BOOST_NO_CXX11_AUTO_DECLARATIONS
+#  define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
+#  define BOOST_NO_CXX11_CHAR16_T
+#  define BOOST_NO_CXX11_CHAR32_T
+#  define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
+#  define BOOST_NO_CXX11_DELETED_FUNCTIONS
+#  define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
+#  define BOOST_NO_CXX11_SCOPED_ENUMS  
+#  define BOOST_NO_SFINAE_EXPR
+#  define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
+#  define BOOST_NO_CXX11_LAMBDAS
+#  define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
+#  define BOOST_NO_CXX11_RANGE_BASED_FOR
+#  define BOOST_NO_CXX11_RAW_LITERALS
+#  define BOOST_NO_CXX11_UNICODE_LITERALS
+#  define BOOST_NO_CXX11_NOEXCEPT
+#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
+
+#define BOOST_COMPILER "GCC-XML C++ version " __GCCXML__
+
+