(PECL ev >= 0.2.0) Begin checking for events and calling callbacks for the loop

(PECL ev >= 0.2.0) Creates EvPrepare watcher object associated with the current event loop instance

(PECL ev >= 0.2.0) Establishes the current time by querying the kernel, updating the time returned by EvLoop::now

(PECL ev >= 0.2.0) Suspend the loop public

(PECL ev >= 0.2.0) Resume previously suspended default event loop

(PECL ev >= 0.2.0) Creates EvCheck object associated with the current event loop instance

(PECL ev >= 0.2.0) Creates EvSignal watcher object associated with the current event loop instance

(PECL ev >= 0.2.0) Creates EvTimer watcher object associated with the current event loop instance

(PECL ev >= 0.2.0) Returns or creates the default event loop.

(PECL ev >= 0.2.0) Invoke all pending watchers while resetting their pending state