pub fn get_output_property<Conn, A>(
    conn: &Conn,
    output: Output,
    property: Atom,
    type_: A,
    long_offset: u32,
    long_length: u32,
    delete: bool,
    pending: bool
) -> Result<Cookie<'_, Conn, GetOutputPropertyReply>, ConnectionError>
where Conn: RequestConnection + ?Sized, A: Into<Atom>,