#include <boost/hana/core/when.hpp>
-BOOST_HANA_NAMESPACE_BEGIN
+namespace boost { namespace hana {
//! Returns whether none of the keys of the structure satisfy the
//! `predicate`.
//! @ingroup group-Searchable
constexpr auto operator()(Xs&& xs, Pred&& pred) const;
};
- constexpr none_of_t none_of{};
+ BOOST_HANA_INLINE_VARIABLE constexpr none_of_t none_of{};
#endif
-BOOST_HANA_NAMESPACE_END
+}} // end namespace boost::hana
#endif // !BOOST_HANA_FWD_NONE_OF_HPP