# File lib/httpclient/http.rb, line 707
      def internal_mime_type(path)
        case path
        when /\.txt$/i
          'text/plain'
        when /\.(htm|html)$/i
          'text/html'
        when /\.doc$/i
          'application/msword'
        when /\.png$/i
          'image/png'
        when /\.gif$/i
          'image/gif'
        when /\.(jpg|jpeg)$/i
          'image/jpeg'
        else
          'application/octet-stream'
        end
      end