Parameter Make.Path

type t
val id : t -> int
val get : 'a Path.key -> t -> 'a
val set : 'a Path.key -> 'a -> t -> unit
val register_key : ?merge:('a -> 'a -> 'a option) -> 'a -> 'a Path.key
val register_at_fork : (t -> t -> unit) -> unit
val register_at_end : (t -> Types.status -> unit) -> unit