code: function syncTimestamp(src, dest, timestamp) {
      if (timestamp) {
        var stat = fs.lstatSync(src);
        var fd = fs.openSync(dest, process.platform === 'win32' ? 'r+' : 'r');
        fs.futimesSync(fd, stat.atime, stat.mtime);
        fs.closeSync(fd);
      }
    }
docs: Copy timestamp from source to destination file.
  @param {string} src
  @param {string} dest
  @param {boolean} timestamp