# File lib/dnstraverse/message_utility.rb, line 81
    def msg_additional?(msg, args)
      qclass = args[:qclass] || 'IN'
      Log.debug { "Looking for #{args[:qname]}/#{args[:qtype]} in additional" }
      add = msg.additional.select { |x|
        x.name.to_s.casecmp(args[:qname].to_s) == 0 && 
        x.klass.to_s.casecmp(qclass.to_s) == 0 &&
        x.type.to_s.casecmp(args[:qtype].to_s) == 0
      }
      Log.debug { add.size > 0 ? "Found #{add.size} additional records" \
        : "No additional records for #{args[:qname]}/#{args[:qtype]}"}
      return add.size > 0 ? add : nil
    end