?event_system:Unixqueue.event_system ->
?onempty:(Ftp_client.state -> unit) ->
?onclose:(unit -> unit) ->
Unix.file_descr ->
object
method add_cmd :
?onreply:(Ftp_client.state -> Ftp_client.reply -> unit) ->
Ftp_client.cmd -> unit
method run : unit -> unit
method send_abort : unit -> unit
method state : Ftp_client.state
end