(PECL libevent >= 0.0.1) Set the watermarks for read and write events

(No version information available, might only be in Git) Feed signal event into the default loop

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Destroy a message queue

(PECL sync >= 1.0.0) Resets a manual event

(PECL pthreads >= 2.0.0) Attempt to Acquire Mutex

(PECL pthreads >= 2.0.0) Execution public

(PECL ev >= 0.2.0) Creates a stopped instance of EvFork watcher class

(PECL libevent >= 0.0.1) Handle events int

(PECL sync >= 1.0.0) Waits for an exclusive lock

(PECL pthreads >= 2.0.8) Determine whether an object has been marked as garbage