# File lib/dnsruby/resource/APL.rb, line 34
    def initialize(af, prefix_length, negative, address_length, address)
      @af = af
      @prefix_length = prefix_length
      @negative = negative
      @address_length = address_length
      @address = address
      @flag = address_length
      @flag |= 0x80 if @negative
    end