_ (docs.local.grpc-spec.Grpc_spec.Bidirectional_streaming.Make.

val client_rpc : 
  (Request.Proto.t,
    Pbrt_services.Value_mode.stream,
    Response.Proto.t,
    Pbrt_services.Value_mode.stream)
    Pbrt_services.Client.rpc

val server_rpc : 
  (Request.Proto.t,
    Pbrt_services.Value_mode.stream,
    Response.Proto.t,
    Pbrt_services.Value_mode.stream)
    Pbrt_services.Server.rpc