libevent: libevent (event notification library) libevent: libevent: The libevent API provides a mechanism to execute a callback function libevent: when a specific event occurs on a file descriptor or after a timeout libevent: has been reached. Furthermore, libevent also support callbacks due libevent: to signals or regular timeouts. libevent: libevent: http://libevent.org/ libevent: libevent: libevent: