--- a/net/server_epoll.lua	Mon Jun 29 21:43:51 2020 +0200
+++ b/net/server_epoll.lua	Tue Jun 30 02:31:29 2020 +0200
@@ -904,6 +904,9 @@
 		add_task = addtimer;
 		stop = closetimer;
 		reschedule = reschedule;
+		to_absolute_time = function (t)
+			return t-monotonic()+realtime();
+		end;
 	};
 	listen = listen;
 	loop = loop;