module type S2 =sig..end
type ('a, 'b) t
val bin_size_t : ('a, 'b, ('a, 'b) t) Size.sizer2
val bin_write_t : ('a, 'b, ('a, 'b) t) Write.writer2
val bin_read_t : ('a, 'b, ('a, 'b) t) Read.reader2
val __bin_read_t__ : ('a, 'b, int -> ('a, 'b) t) Read.reader2
val bin_writer_t : ('a, 'b, ('a, 'b) t) Type_class.S2.writer
val bin_reader_t : ('a, 'b, ('a, 'b) t) Type_class.S2.reader
val bin_t : ('a, 'b, ('a, 'b) t) Type_class.S2.t