# File lib/aws/ec2/dhcp_options.rb, line 47
      def configuration
        dhcp_configuration_set.inject({}) do |config,opt|
          key = opt.key.gsub(/-/, '_').to_sym
          values = opt.value_set.map(&:value)
          values = values.first if key == :domain_name
          values = values.first.to_i if key == :netbios_node_type
          config.merge(key => values)
        end
      end