EvLoop::loopFork Must be called after a fork &reftitle.description; public void EvLoop::loopFork Must be called after a fork in the child, before entering or continuing the event loop. An alternative is to use Ev::FLAG_FORKCHECK which calls this function automatically, at some performance loss (refer to the libev documentation ). &reftitle.parameters; &no.function.parameters; &reftitle.returnvalues; &return.void;