Symbolmodule T : sig ... endval hash : T.t -> intval output : out_channel -> T.t -> unitval print : Format.formatter -> T.t -> unitmodule Set : sig ... endmodule Map : sig ... endmodule Tbl : sig ... endval of_variable : Variable.t -> tval of_global_linkage : Compilation_unit.t -> Linkage_name.t -> tval import_for_pack : pack:Compilation_unit.t -> t -> tval compilation_unit : t -> Compilation_unit.tval label : t -> Linkage_name.tval print_opt : Format.formatter -> t option -> unit