(PECL event >= 1.4.0-beta) Send an HTML error message to the client

(PECL event >= 1.2.6-beta) Tells a bufferevent to begin SSL renegotiation.

(PECL memcached >= 0.1.0) Increment numeric item's value

(PECL event >= 1.4.0-beta) Removes all output headers from the header list of the request

(PECL zmq >= 0.5.0) Sends a message public

(PECL stomp >= 0.1.0) Starts a transaction

(PECL varnish >= 0.4) Set configuration param on the current varnish instance

(PECL zmq >= 0.5.0) Whether the context is persistent

(PECL event >= 1.2.6-beta) Read buffer's data

(PHP 4, PHP 5 <= 5.0.5) Returns the first key-value pair from the named map