<para>Of course, you can keep them around in case you want to reinstall a
package. If you want to clean out only the outdated packages, Michael Chase
has written a script called <literal>clean_setup.pl</literal>, available
-at <ulink url="http://home.ix.netcom.com/~mchase/zip/" />.
+at <ulink url="http://cygwin.com/clean_setup.pl" />.
</para>
</answer></qandaentry>