public bool HostSupportsItem(SUAppcastItem item)
 {
     if (String.IsNullOrEmpty(item.MinimumSystemVersion))
     {
         return(true);
     }
     else
     {
         return(SUStandardVersionComparator.SharedComparator().CompareVersionToVersion(item.MinimumSystemVersion, Host.SystemVersionString) < 1);
     }
 }
        private SUVersionComparison VersionComparator()
        {
            SUVersionComparison comparator = null;

            if (Updater.Delegate != null)
            {
                comparator = Updater.Delegate.VersionComparatorForUpdater(Updater);
            }
            if (comparator == null)
            {
                comparator = SUStandardVersionComparator.SharedComparator();
            }
            return(comparator);
        }