# File lib/loquacious/configuration.rb, line 64
      def defaults_for( name, &block )
        raise "defaults require a block" if block.nil?

        if @table.has_key? name
          DSL.evaluate(:config => @table[name], :defaults_mode => true, &block)
        else
          @table[name] = DSL.evaluate(:defaults_mode => true, &block)
        end
      end