Re: cvs: phpdoc /en/reference/pdo reference.xml /en/reference/pdo/functions PDO-rollBack.xml

     The <command>pear</command> command automatically installs the
     PDO module into your PHP extensions directory. To enable the
-     PDO extension on UNIX or Linux operating systems, you must add
+     PDO extension on Linux or UNIX operating systems, you must add
     the following line to &php.ini;:

I think you should use Unix instead, because of trademark issues. Nuno