(PHP 4 >= 4.3.0, PHP 5, PHP 7) Reset URL rewriter values

(PECL ssh2 >= 0.9.0) Rename a remote file

(PECL ssh2 >= 0.9.0) Open a tunnel through a remote server

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Create a socket (endpoint for communication)

(PHP 5, PHP 7) Generate URL-encoded query string

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Receives data from a connected socket

(PECL ssh2 >= 0.10) Initialize Publickey subsystem

(PHP 5 >= 5.4.0, PHP 7) Get or Set the HTTP response code

(PECL geoip >= 1.0.4) Returns the region name for some country and region code combo

(PECL geoip >= 1.0.1) Returns detailed information about all GeoIP database types