(PECL ev >= 0.2.0) Configures the watcher

(PECL ev >= 0.2.0) Create stopped EvSignal watcher object

(PECL ev >= 0.2.0) Returns the set of backends supported by current libev configuration.

(PECL ev >= 0.2.0) Returns a bit mask of recommended backends for current platform.

(PECL ev >= 0.2.0) Constructs the EvIdle watcher object

(PECL ev >= 0.2.0) Configures the watcher

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

(PECL ev >= 0.2.0) Returns the previous set of values returned by EvStat::attr

(PECL ev >= 0.2.0) Returns the current time in fractional seconds since the epoch.

(PECL ev >= 0.2.0) Abstract constructor of a watcher object