    # File lib/chef/provider/group/groupadd.rb, line 65
            def set_options
              opts = ""
              { :gid => "-g" }.sort { |a,b| a[0] <=> b[0] }.each do |field, option|
                if @current_resource.send(field) != @new_resource.send(field)
                  if @new_resource.send(field)
                    opts << " #{option} '#{@new_resource.send(field)}'"
                    Chef::Log.debug("#{@new_resource} set #{field.to_s} to #{@new_resource.send(field)}")
                  end
                end
              end
              opts << " #{@new_resource.group_name}"
            end