include Hashtbl.S with type key = T.t and type 'a t = 'a Hashtbl.Make(T).t
type key = T.ttype 'a t = 'a Hashtbl.Make(T).tval create : int -> 'a tval clear : 'a t -> unitval reset : 'a t -> unitval length : 'a t -> intval stats : 'a t -> Hashtbl.statisticsval to_map : 'a t -> 'a Map.Make(T).tval of_map : 'a Map.Make(T).t -> 'a t