sig
type caller_query
type caller_response
type callee_query
type callee_response
val dispatch_multi :
Versioned_rpc.Connection_with_menu.t ->
Versioned_rpc.Both_convert.Plain.S.caller_query ->
Versioned_rpc.Both_convert.Plain.S.caller_response Core.Std.Or_error.t
Import.Deferred.t
val implement_multi :
?log_not_previously_seen_version:(name:string -> int -> unit) ->
('state ->
Versioned_rpc.Both_convert.Plain.S.callee_query ->
Versioned_rpc.Both_convert.Plain.S.callee_response Import.Deferred.t) ->
'state Rpc.Implementation.t list
val versions : unit -> Core.Std.Int.Set.t
end