(PHP 4, PHP 5, PHP 7) Gets PHP's process ID int
(PHP 4, PHP 5, PHP 7) Gets the name of the owner of the current PHP script
(PHP 4, PHP 5, PHP 7) Gets the value of a PHP configuration option
(PHP 4 >= 4.3.0, PHP 5, PHP 7) Return a list of .ini files parsed from the additional ini dir
(PHP 4 >= 4.3.0, PHP 5, PHP 7) Sets the include_path configuration option
(PHP 4, PHP 5, PHP 7) Gets the value of a configuration option
(PHP 4, PHP 5, PHP 7) Sets the value of an environment variable
(PHP 4, PHP 5 < 5.5) Gets the logo guid string
(PHP 4, PHP 5, PHP 7) Gets PHP script owner's UID
(PHP 5 >= 5.3.0, PHP 7) Forces collection of any existing garbage cycles
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