I have run the check_configuration script for symphony and it has three warnings

[co.ador]

I have just installed the symphony framework and I am checking the configuration and the results so far are as below

 

********************************
*                              *
*  symfony requirements check  *
*                              *
********************************

php.ini used by PHP: C:\wamp\bin\apache\Apache2.2.11\bin\php.ini


** Mandatory requirements **

  OK        PHP version is at least 5.2.4 (5.2.9-2)

** Optional checks **

  OK        PDO is installed
  OK        PDO has some drivers installed: mysql, sqlite
  OK        PHP-XML module is installed
[[WARNING]] XSL module is installed: FAILED
            *** Install the XSL module (recommended for Propel) ***
  OK        The token_get_all() function is available
  OK        The mb_strlen() function is available
  OK        The iconv() function is available
  OK        The utf8_decode() is available
[[WARNING]] The posix_isatty() is available: FAILED
            *** Enable the php_posix extension (used to colorized the CLI output) ***
[[WARNING]] A PHP accelerator is installed: FAILED
            *** Install a PHP accelerator like APC (highly recommended) ***
  OK        php.ini has short_open_tag set to off
  OK        php.ini has magic_quotes_gpc set to off
  OK        php.ini has register_globals set to off
  OK        php.ini has session.auto_start set to off
  OK        PHP version is not 5.2.9

 

It has three warnings is taht fine if I keep working like that or I will have to fix them up?

[prashanth]

[[WARNING]] XSL module is installed: FAILED

            *** Install the XSL module (recommended for Propel) ***

 

this warning is important.