# Module Std_internal.Nativeint

    module Nativeint: Core_nativeint

    include Int_intf.S

    val of_int : int -> t

    val to_int : t -> int option

    val to_int_exn : t -> int

    val of_int32 : int32 -> t

    val to_int32 : t -> int32 option

    val to_int32_exn : t -> int32

    val of_int64 : int64 -> t option

    val of_nativeint : nativeint -> t

    val to_nativeint : t -> nativeint