--- src/ev_kqueue.c.orig	2018-09-19 12:15:26.884239000 +0000

+++ src/ev_kqueue.c	2018-09-19 12:15:41.959024000 +0000

@@ -43,7 +43,7 @@

 	if (!(fdtab[fd].thread_mask & tid_bit) || !(en & FD_EV_POLLED_RW)) {

 		if (!(fdtab[fd].polled_mask & tid_bit)) {

 			/* fd was not watched, it's still not */

-			return 0;

+			return changes;

 		}

 		/* fd totally removed from poll list */

 		EV_SET(&kev[changes++], fd, EVFILT_READ, EV_DELETE, 0, 0, NULL);