#include <boost/hana/not.hpp>
-BOOST_HANA_NAMESPACE_BEGIN
+namespace boost { namespace hana {
//! @cond
template <typename X, typename Y>
constexpr auto not_equal_t::operator()(X&& x, Y&& y) const {
hana::to<C>(static_cast<Y&&>(y)));
}
};
-BOOST_HANA_NAMESPACE_END
+}} // end namespace boost::hana
#endif // !BOOST_HANA_NOT_EQUAL_HPP