module Encoder:sig..end
val w_version : (MrMime_mimeVersion.version,
        ([> `Partial of Bytes.t * int * int * (int -> 'a) ] as 'a) Encoder.partial)
       Wrap.k1
val w_field : (MrMime_mimeVersion.field,
        ([> `Partial of Bytes.t * int * int * (int -> 'a) ] as 'a) Encoder.partial)
       Encoder.k1