Conduit_lwt_unix_ssl.Client
val default_ctx : [> `Ssl_not_available ]
val create_ctx : ?certfile:'a -> ?keyfile:'b -> ?password:'c -> unit -> [> `Ssl_not_available ]
val connect : ?ctx:[> `Ssl_not_available ] -> ?src:'a -> ?hostname:'b -> 'c -> 'd Lwt.t