# File lib/httpclient/cookie.rb, line 34
    def domain_match(host, domain)
      domainname = domain.sub(/\.\z/, '').downcase
      hostname = host.sub(/\.\z/, '').downcase
      case domain
      when /\d+\.\d+\.\d+\.\d+/
        return (hostname == domainname)
      when '.' 
        return true
      when /^\./
        # allows; host == rubyforge.org, domain == .rubyforge.org
        return tail_match?(domainname, '.' + hostname)
      else
        return (hostname == domainname)
      end
    end