From a41bb92cf2be897e934752f3ee33715d5c31ea9e Mon Sep 17 00:00:00 2001
From: jmg <jmg@FreeBSD.org>
Date: Mon, 20 Oct 2003 02:29:16 +0000
Subject: document the fact that kqueue will immediately return and not timeout
 when nevents is 0.

PR:		kern/45291
---
 lib/libc/sys/kqueue.2 | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'lib')

diff --git a/lib/libc/sys/kqueue.2 b/lib/libc/sys/kqueue.2
index d0abe55..73a760e 100644
--- a/lib/libc/sys/kqueue.2
+++ b/lib/libc/sys/kqueue.2
@@ -113,6 +113,14 @@ The
 argument
 determines the size of
 .Fa eventlist .
+When
+.Fa nevents
+is zero,
+.Fn kevent
+will return immediately even if there is a
+.Fa timeout
+specified unlike
+.Xr select  2 .
 If
 .Fa timeout
 is a non-NULL pointer, it specifies a maximum interval to wait
-- 
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