(PECL event >= 1.8.0) Set callback for connection close

(PECL event >= 1.2.6-beta) Free a buffer event

(PECL event >= 1.2.6-beta) Makes timer event pending

(PECL event >= 1.2.6-beta) Makes timer event non-pending

(PECL event >= 1.2.6-beta) Checks if the event loop was told to exit

(PECL event >= 1.2.6-beta) Scans the buffer for an occurrence of a string

(PECL event >= 1.2.6-beta) Extracts a line from the front of the buffer

(PECL event >= 1.2.6-beta) Enters a required event method feature that the application demands

(PECL event >= 1.2.6-beta) Set the read and write timeout for a buffer event

(PECL event >= 1.4.0-beta) Sets maximum HTTP header size