(PHP >= 5.3.0, PECL phar >= 1.0.0) Compresses all files in the current Phar archive using Gzip compression

(PHP 5 >= 5.2.0, PHP 7, PECL zip >= 1.8.0) Add a new directory

(PHP 5 >= 5.2.0, PHP 7, PECL zip >= 1.5.0) Revert all changes done to an entry with the given name.

(PHP >= 5.3.0, PECL phar >= 1.0.0) Compresses all files in the current Phar archive using Bzip2 compression

(Unknown) Create a phar-file format specific stub

(PHP >= 5.3.0, PECL phar >= 2.0.0) Compresses the entire tar/zip archive using Gzip or Bzip2 compression

(Unknown) Defines a list of up to 4 $_SERVER variables that should be modified for execution

(PHP >= 5.3.0, PECL phar >= 1.0.0) Returns the Phar file entry flags

(Unknown) Used to set the PHP loader or bootstrap stub of a Phar archive to the default loader

(PHP 4, PHP 5, PHP 7) Seek on a gz-file pointer