(PECL memcache >= 2.0.0) Get statistics from all servers in pool

(PECL event >= 1.2.6-beta) Acquires a lock on buffer

(PHP 5 <= 5.0.5) Check for pending FAM events

(PHP 4, PHP 5, PHP 7) Read an entry resource

(PECL svn >= 0.2.0) Creates and returns a stream that will be used to replace

(PECL gupnp >= 0.1.0) Get the relative location of root device.

(PECL yaz >= 0.9.0) Prepares for an Extended Service Request

(PHP 5 >= 5.5.0, PHP 7) Create a CURLFile object

(PECL memcached >= 2.0.0) Set a new expiration on an item on a specific server

(PHP 5 >= 5.4.0, PHP 7) Get last error code