/usr/include/luabind/detail/ is in libluabind-dev 0.9.1+dfsg-10.
This file is owned by root:root, with mode 0o755.
..
/usr/include/luabind/detail/calc_arity.hpp
/usr/include/luabind/detail/call.hpp
/usr/include/luabind/detail/call_function.hpp
/usr/include/luabind/detail/call_member.hpp
/usr/include/luabind/detail/call_operator_iterate.hpp
/usr/include/luabind/detail/class_cache.hpp
/usr/include/luabind/detail/class_registry.hpp
/usr/include/luabind/detail/class_rep.hpp
/usr/include/luabind/detail/compute_score.hpp
/usr/include/luabind/detail/constructor.hpp
/usr/include/luabind/detail/conversion_storage.hpp
/usr/include/luabind/detail/convert_to_lua.hpp
/usr/include/luabind/detail/debug.hpp
/usr/include/luabind/detail/decorate_type.hpp
/usr/include/luabind/detail/deduce_signature.hpp
/usr/include/luabind/detail/enum_maker.hpp
/usr/include/luabind/detail/format_signature.hpp
/usr/include/luabind/detail/garbage_collector.hpp
/usr/include/luabind/detail/has_get_pointer.hpp
/usr/include/luabind/detail/inheritance.hpp
/usr/include/luabind/detail/instance_holder.hpp
/usr/include/luabind/detail/is_indirect_const.hpp
/usr/include/luabind/detail/link_compatibility.hpp
/usr/include/luabind/detail/make_instance.hpp
/usr/include/luabind/detail/most_derived.hpp
/usr/include/luabind/detail/object_call.hpp
/usr/include/luabind/detail/object_funs.hpp
/usr/include/luabind/detail/object_rep.hpp
/usr/include/luabind/detail/open.hpp
/usr/include/luabind/detail/operator_id.hpp
/usr/include/luabind/detail/other.hpp
/usr/include/luabind/detail/pcall.hpp
/usr/include/luabind/detail/pointee_sizeof.hpp
/usr/include/luabind/detail/pointee_typeid.hpp
/usr/include/luabind/detail/policy.hpp
/usr/include/luabind/detail/primitives.hpp
/usr/include/luabind/detail/property.hpp
/usr/include/luabind/detail/ref.hpp
/usr/include/luabind/detail/signature_match.hpp
/usr/include/luabind/detail/stack_utils.hpp
/usr/include/luabind/detail/typetraits.hpp
/usr/include/luabind/detail/yes_no.hpp