val bin_t : key Bin_prot.Type_class.tval bin_read_t : key Bin_prot.Read.readerval __bin_read_t__ : (Core_kernel__.Import.int ‑> key) Bin_prot.Read.readerval bin_reader_t : key Bin_prot.Type_class.readerval bin_size_t : key Bin_prot.Size.sizerval bin_write_t : key Bin_prot.Write.writerval bin_writer_t : key Bin_prot.Type_class.writer