# File lib/win32/mc.rb, line 45
      def create_res_file
         rc_file = File.basename(@mc_file, '.mc') + '.rc'
         unless File.exists?(rc_file)
            raise MC::Error, "No .rc file found: #{@rc_file}"
         end
         system("rc -r -fo #{@res_file} #{rc_file}")
      end