Include bind in ndnboost.
diff --git a/ndnboost/range/distance.hpp b/ndnboost/range/distance.hpp
new file mode 100644
index 0000000..12d93fa
--- /dev/null
+++ b/ndnboost/range/distance.hpp
@@ -0,0 +1,34 @@
+// Boost.Range library
+//
+// Copyright Thorsten Ottosen 2003-2006. Use, modification and
+// distribution is 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)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_DISTANCE_HPP
+#define BOOST_RANGE_DISTANCE_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <ndnboost/range/begin.hpp>
+#include <ndnboost/range/end.hpp>
+#include <ndnboost/range/difference_type.hpp>
+
+namespace ndnboost
+{
+
+ template< class T >
+ inline BOOST_DEDUCED_TYPENAME range_difference<T>::type
+ distance( const T& r )
+ {
+ return std::distance( ndnboost::begin( r ), ndnboost::end( r ) );
+ }
+
+} // namespace 'boost'
+
+#endif