Changes for version 4.31 - 2019-12-20
- (libev) handle backends with minimum wait time a bit better by not waiting in the presence of already-expired timers (behaviour reported by Felipe Gasper).
- (libev) use timerfd to detect timejumps.
- (libev) new loop flag: EVFLAG_NOTIMERFD.
- libev - a high performance full-featured event loop written in C