code: function() {
  
      var i = 0
      var part = null
  
      for( var i = 0; i < this.partitions.length; i++ ) {
        part = this.partitions[i]
        if( part.type === 0xEE || part.type === 0xEF ) {
          return part
        }
      }
  
      return null
  
    }
docs: Get the EFI system partition if available
  @returns {MBR.Partition|null}