From ffce2a5b46833b2c34be8b5dd7c0d540d6c7431b Mon Sep 17 00:00:00 2001
From: Pawel Jakub Dawidek <pjd@FreeBSD.org>
Date: Mon, 21 Jan 2013 22:07:34 +0000
Subject: [PATCH] Note that SIGCHLD is special and if ignored, won't be
 recorded by the filter.

---
 lib/libc/sys/kqueue.2 | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/libc/sys/kqueue.2 b/lib/libc/sys/kqueue.2
index 63a662fd678..6ae79143d62 100644
--- a/lib/libc/sys/kqueue.2
+++ b/lib/libc/sys/kqueue.2
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd February 15, 2012
+.Dd January 21, 2013
 .Dt KQUEUE 2
 .Os
 .Sh NAME
@@ -417,7 +417,9 @@ and
 facilities, and has a lower precedence.
 The filter will record
 all attempts to deliver a signal to a process, even if the signal has
-been marked as SIG_IGN.
+been marked as SIG_IGN, except for the
+.Dv SIGCHLD
+signal, which, if ignored, won't be recorded by the filter.
 Event notification happens after normal
 signal delivery processing.
 .Va data