val create : read_buffer_size:int -> protocol:'t Gluten.runtime -> 't -> socket -> t Lwt.tval upgrade : t -> Gluten.impl -> unitval is_closed : t -> boolGluten_lwt.Clientval create : read_buffer_size:int -> protocol:'t Gluten.runtime -> 't -> socket -> t Lwt.tval upgrade : t -> Gluten.impl -> unitval is_closed : t -> bool