(PECL ev >= 0.2.0)
EvChild::createStopped — Create instance of a stopped EvCheck watcher
$pid
   ,$trace
   ,$callback
   ,$data
    = ?,$priority
    = ?The same as EvChild::__construct(), but doesn't start the watcher automatically.
pid
    The same as for EvChild::__construct()
trace
    The same as for EvChild::__construct()
callback
    See Watcher callbacks.
data
    Custom data associated with the watcher.
priority
    
