Support event loops using dev-libs/libev

Packages describing “libev” as local USE flag

Package “libev” Flag Description
dev-libs/libverto Support event loops using dev-libs/libev
net-libs/onion Use dev-libs/libev as thread poller instead of Linux's epoll.
net-dns/getdns Enable dev-libs/libev support
net-libs/libwebsockets Support event loops via dev-libs/libev
www-servers/lighttpd Enable fdevent handler

All packages providing a “libev” USE flag (3)