`sig
type t = Core.Std.Int64.t
val to_string : Extended_int64.Filesize.t -> string
val of_string : string -> Extended_int64.Filesize.t
val t_of_sexp : Sexplib.Sexp.t -> Extended_int64.Filesize.t
val sexp_of_t : Extended_int64.Filesize.t -> Sexplib.Sexp.t
val bin_t : Extended_int64.Filesize.t Core.Std.Bin_prot.Type_class.t
val bin_read_t : Extended_int64.Filesize.t Core.Std.Bin_prot.Read.reader
val __bin_read_t__ :
(int -> Extended_int64.Filesize.t) Core.Std.Bin_prot.Read.reader
val bin_reader_t :
Extended_int64.Filesize.t Core.Std.Bin_prot.Type_class.reader
val bin_size_t : Extended_int64.Filesize.t Core.Std.Bin_prot.Size.sizer
val bin_write_t : Extended_int64.Filesize.t Core.Std.Bin_prot.Write.writer
val bin_writer_t :
Extended_int64.Filesize.t Core.Std.Bin_prot.Type_class.writer
end`