(PECL rrd >= 0.9.0) Gets latest error message.

(PHP 5 <= 5.0.5) Get next pending FAM event

(PECL zmq >= 0.8.0) Sends a multipart message

(PECL zmq >= 0.5.0) Get the socket type public

(PECL varnish >= 0.4) Fetch current varnish instance configuration parameters

(PHP 4, PHP 5, PHP 7) Changes the current directory on a FTP server

(PECL gearman >= 0.5.0) Set a callback for accepting incremental data updates

(PECL gearman >= 0.5.0) Run a low priority task in the background

(PECL svn >= 0.1.0) Returns the length of a file from a given version of the fs

(PECL sam >= 0.1.0) Creates a new Message object