# File lib/Dnsruby/message.rb, line 325
    def rrsets(type, klass=Classes::IN)
      rrsets = []
      [@answer, @authority, @additional].each do |section|
        if ((rrset = section.rrsets(type, klass)).length > 0)
          rrsets.push(rrset)
        end
      end
      return rrsets
    end