Module Base.Hash_set_intf

module type Accessors : sig ... end

type ('key, 'z) create_options_without_hashable = ('key, unit, 'z) Hashtbl_intf.create_options_without_hashable

type ('key, 'z) create_options_with_hashable_required = ('key, unit, 'z) Hashtbl_intf.create_options_with_hashable

type ('key, 'z) create_options_with_first_class_module = ('key, unit, 'z) Hashtbl_intf.create_options_with_first_class_module

module type Creators : sig ... end