(Unknown) Create a phar-file format specific stub

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Opens a bzip2 compressed file

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

(PHP >= 5.3.0, PECL phar >= 1.0.0) Compresses the current Phar entry within the phar using gz compression

(PHP >= 5.3.0, PECL phar >= 1.0.0) Returns whether the entry is compressed using gz

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

(PHP 4, PHP 5, PHP 7) Close an open gz-file pointer

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

(PECL rar >= 2.0.0) Get text representation

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Deflate a string