(PECL varnish >= 0.8) Set the class port configuration param

(PECL memcached >= 2.0.0) Delete multiple items

(PHP 5, PHP 7) Run the sub-connections of the current cURL handle

(PECL rrd >= 0.9.0) Saves the RRD database to a file

(PHP 4, PHP 5, PHP 7) Return the LDAP error message of the last LDAP command

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

(PECL gupnp >= 0.1.0) Sets up callback for variable change notification

(PECL zmq >= 0.8.0) Receives a multipart message

(PHP 5 >= 5.4.0, PHP 7) Close SNMP session

(PECL event >= 1.4.0-beta) Makes an HTTP request over the specified connection