--- unix/selector.c.orig	2019-02-19 08:32:56.000000000 -0600
+++ unix/selector.c	2019-02-19 08:34:12.000000000 -0600
@@ -458,8 +458,10 @@
 	olddata = fdc->data;
 	fdc->state = NULL;
 
+#ifdef HAVE_EPOLL_PWAIT
 	sel_update_epoll(sel, fd, EPOLL_CTL_DEL, 0);
 	fdc->saved_events = 0;
+#endif
     }
 
     init_fd(fdc);