(PECL ev >= 0.2.0) Constructs EvPrepare watcher object

(PHP 4, PHP 5, PHP 7) Return the current process group identifier

(PECL libevent >= 0.0.1) Associate event base with an event

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Create or open shared memory block

(PHP 7) Set system resource limits bool posix_setrlimit

(PECL pthreads >= 2.0.0) Wait for Condition

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Close a process opened by

(PECL eio >= 0.0.1dev) Artificially increase load. Could be useful in tests, benchmarking.

(PECL eio >= 1.0.0) Returns string describing the last error associated with a request resource

(PHP 4, PHP 5, PHP 7) Return the group set of the current process