module CCTrie:sig..end
type'asequence =('a -> unit) -> unit
type'aktree =unit -> [ `Nil | `Node of 'a * 'a ktree list ]
Words are made of characters, who belong to a total order
module type WORD =sig..end
module type S =sig..end
module Make(W:WORD):Swith type key = W.t and type char_ = W.char_
module type ORDERED =sig..end
module MakeArray(X:ORDERED):Swith type key = X.t array and type char_ = X.t
module MakeList(X:ORDERED):Swith type key = X.t list and type char_ = X.t
module String:Swith type key = string and type char_ = char