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

(PECL geoip >= 0.2.0) Get the organization name

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Receives data from a socket whether or not it is connection-oriented

(PHP 5 >= 5.4.0, PHP 7) Call a header function

(PECL geoip >= 1.0.1) Returns the filename of the corresponding GeoIP Database

(PECL ssh2 >= 0.9.0) Authenticate as "none"

(PHP 4, PHP 5 < 5.4.0) Initializes all syslog related variables

(PHP 4, PHP 5, PHP 7) Alias of

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Clean (erase) the output buffer

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Initiates a connection on a socket