Map.Keytype t = tval bin_size_t : t Bin_prot.Size.sizerval bin_write_t : t Bin_prot.Write.writerval bin_read_t : t Bin_prot.Read.readerval __bin_read_t__ : (int -> t) Bin_prot.Read.readerval bin_writer_t : t Bin_prot.Type_class.writerval bin_reader_t : t Bin_prot.Type_class.readerval bin_t : t Bin_prot.Type_class.tval t_of_sexp : Sexplib0__.Sexp.t -> tval sexp_of_t : t -> Sexplib0__.Sexp.ttype comparator_witness = comparator_witnessval comparator : (t, comparator_witness) Core_kernel__.Comparator.comparator