Include bind in ndnboost.
diff --git a/ndnboost/io_fwd.hpp b/ndnboost/io_fwd.hpp
new file mode 100644
index 0000000..c58e9e3
--- /dev/null
+++ b/ndnboost/io_fwd.hpp
@@ -0,0 +1,67 @@
+// Boost io_fwd.hpp header file --------------------------------------------//
+
+// Copyright 2002 Daryle Walker. Use, modification, and distribution are subject
+// to the Boost Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or a copy at <http://www.boost.org/LICENSE_1_0.txt>.)
+
+// See <http://www.boost.org/libs/io/> for the library's home page.
+
+#ifndef BOOST_IO_FWD_HPP
+#define BOOST_IO_FWD_HPP
+
+#include <iosfwd> // for std::char_traits (declaration)
+
+
+namespace ndnboost
+{
+namespace io
+{
+
+
+// From <ndnboost/io/ios_state.hpp> -------------------------------------------//
+
+class ios_flags_saver;
+class ios_precision_saver;
+class ios_width_saver;
+class ios_base_all_saver;
+
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_iostate_saver;
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_exception_saver;
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_tie_saver;
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_rdbuf_saver;
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_fill_saver;
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_locale_saver;
+template < typename Ch, class Tr = ::std::char_traits<Ch> >
+ class basic_ios_all_saver;
+
+typedef basic_ios_iostate_saver<char> ios_iostate_saver;
+typedef basic_ios_iostate_saver<wchar_t> wios_iostate_saver;
+typedef basic_ios_exception_saver<char> ios_exception_saver;
+typedef basic_ios_exception_saver<wchar_t> wios_exception_saver;
+typedef basic_ios_tie_saver<char> ios_tie_saver;
+typedef basic_ios_tie_saver<wchar_t> wios_tie_saver;
+typedef basic_ios_rdbuf_saver<char> ios_rdbuf_saver;
+typedef basic_ios_rdbuf_saver<wchar_t> wios_rdbuf_saver;
+typedef basic_ios_fill_saver<char> ios_fill_saver;
+typedef basic_ios_fill_saver<wchar_t> wios_fill_saver;
+typedef basic_ios_locale_saver<char> ios_locale_saver;
+typedef basic_ios_locale_saver<wchar_t> wios_locale_saver;
+typedef basic_ios_all_saver<char> ios_all_saver;
+typedef basic_ios_all_saver<wchar_t> wios_all_saver;
+
+class ios_iword_saver;
+class ios_pword_saver;
+class ios_all_word_saver;
+
+
+} // namespace io
+} // namespace ndnboost
+
+
+#endif // BOOST_IO_FWD_HPP