add boost on mac

macx64/include/boost/units/systems/information/bit.hpp

@@ -0,0 +1,33 @@
+// Boost.Units - A C++ library for zero-overhead dimensional analysis and 
+// unit/quantity manipulation and conversion
+//
+// Copyright (C) 2014 Erik Erlandson
+//
+// 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)
+
+#ifndef BOOST_UNITS_SYSTEMS_INFORMATION_BIT_HPP_INCLUDED
+#define BOOST_UNITS_SYSTEMS_INFORMATION_BIT_HPP_INCLUDED
+
+#include <boost/units/systems/information/byte.hpp>
+#include <boost/units/base_units/information/bit.hpp>
+
+namespace boost {
+namespace units { 
+namespace information {
+
+namespace hu {
+namespace bit {
+typedef unit<information_dimension, make_system<bit_base_unit>::type> info;
+} // namespace bit
+} // namespace hu
+
+BOOST_UNITS_STATIC_CONSTANT(bit, hu::bit::info);
+BOOST_UNITS_STATIC_CONSTANT(bits, hu::bit::info);
+
+} // namespace information
+} // namespace units
+} // namespace boost
+
+#endif // BOOST_UNITS_SYSTEMS_INFORMATION_BIT_HPP_INCLUDED