`sig
type ('a, 'b, 'c) t
type ('a, 'b, 'c) t_descr
val create : Netmcore.res_id -> 'a -> ('b, 'c, 'a) Netmcore_hashtbl.t
val clear : ('a, 'b, 'c) Netmcore_hashtbl.t -> unit
val add : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> 'b -> unit
val find_ro : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> 'b
val find_p : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> ('b -> 'd) -> 'd
val find_c : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> 'b
val find_all_ro : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> 'b list
val find_all_p :
('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> ('b list -> 'd) -> 'd
val find_all_c : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> 'b list
val mem_ro : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> bool
val mem : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> bool
val remove : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> unit
val replace : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'a -> 'b -> unit
val iter : ('a -> 'b -> unit) -> ('a, 'b, 'c) Netmcore_hashtbl.t -> unit
val length : ('a, 'b, 'c) Netmcore_hashtbl.t -> int
val header : ('a, 'b, 'c) Netmcore_hashtbl.t -> 'c
val heap : ('a, 'b, 'c) Netmcore_hashtbl.t -> Obj.t Netmcore_heap.heap
val descr_of_hashtbl :
('a, 'b, 'c) Netmcore_hashtbl.t -> ('a, 'b, 'c) Netmcore_hashtbl.t_descr
val hashtbl_of_descr :
Netmcore.res_id ->
('a, 'b, 'c) Netmcore_hashtbl.t_descr -> ('a, 'b, 'c) Netmcore_hashtbl.t
end`