# File lib/guard/notifiers/emacs.rb, line 28
      def available?(silent = false, options = {})
        result = `#{ options.fetch(:client, DEFAULTS[:client]) } --eval '1' 2> #{DEV_NULL} || echo 'N/A'`

        if %w(N/A 'N/A').include?(result.chomp!)
          false
        else
          true
        end
      end