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/smart_ptr/detail/spinlock_w32.hpp b/boost/smart_ptr/detail/spinlock_w32.hpp
new file mode 100644
index 0000000..2f15a17
--- /dev/null
+++ b/boost/smart_ptr/detail/spinlock_w32.hpp
@@ -0,0 +1,113 @@
+#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_W32_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_SPINLOCK_W32_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+//
+// Copyright (c) 2008 Peter Dimov
+//
+// 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)
+//
+
+#include <boost/detail/interlocked.hpp>
+#include <boost/smart_ptr/detail/yield_k.hpp>
+
+// BOOST_COMPILER_FENCE
+
+#if defined(__INTEL_COMPILER)
+
+#define BOOST_COMPILER_FENCE __memory_barrier();
+
+#elif defined( _MSC_VER ) && _MSC_VER >= 1310
+
+extern "C" void _ReadWriteBarrier();
+#pragma intrinsic( _ReadWriteBarrier )
+
+#define BOOST_COMPILER_FENCE _ReadWriteBarrier();
+
+#elif defined(__GNUC__)
+
+#define BOOST_COMPILER_FENCE __asm__ __volatile__( "" : : : "memory" );
+
+#else
+
+#define BOOST_COMPILER_FENCE
+
+#endif
+
+//
+
+namespace ndnboost
+{
+
+namespace detail
+{
+
+class spinlock
+{
+public:
+
+ long v_;
+
+public:
+
+ bool try_lock()
+ {
+ long r = BOOST_INTERLOCKED_EXCHANGE( &v_, 1 );
+
+ BOOST_COMPILER_FENCE
+
+ return r == 0;
+ }
+
+ void lock()
+ {
+ for( unsigned k = 0; !try_lock(); ++k )
+ {
+ ndnboost::detail::yield( k );
+ }
+ }
+
+ void unlock()
+ {
+ BOOST_COMPILER_FENCE
+ *const_cast< long volatile* >( &v_ ) = 0;
+ }
+
+public:
+
+ class scoped_lock
+ {
+ private:
+
+ spinlock & sp_;
+
+ scoped_lock( scoped_lock const & );
+ scoped_lock & operator=( scoped_lock const & );
+
+ public:
+
+ explicit scoped_lock( spinlock & sp ): sp_( sp )
+ {
+ sp.lock();
+ }
+
+ ~scoped_lock()
+ {
+ sp_.unlock();
+ }
+ };
+};
+
+} // namespace detail
+} // namespace ndnboost
+
+#define BOOST_DETAIL_SPINLOCK_INIT {0}
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_W32_HPP_INCLUDED