# File lib/dnsruby/resolver.rb, line 284
    def query_raw(message, error_strategy = :return)

      unless [:return, :raise].include?(error_strategy)
        raise ArgumentError.new('error_strategy should be one of [:return, :raise].')
      end

      response, error = send_plain_message(message)

      if error_strategy == :return
        [response, error]
      else
        raise error if error
        response
      end
    end