From 40198e98a155d97a1b0b77d73580497a3c1c20ec Mon Sep 17 00:00:00 2001
From: alfred <alfred@FreeBSD.org>
Date: Wed, 14 Jul 2004 06:47:32 +0000
Subject: do { } while(0) KNOTE macro, whitespace

---
 sys/sys/event.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sys/sys/event.h b/sys/sys/event.h
index b735dd5..4c7c0fe 100644
--- a/sys/sys/event.h
+++ b/sys/sys/event.h
@@ -118,7 +118,7 @@ struct kevent {
  * This is currently visible to userland to work around broken
  * programs which pull in <sys/proc.h>.
  */
-#include <sys/queue.h> 
+#include <sys/queue.h>
 struct knote;
 SLIST_HEAD(klist, knote);
 
@@ -128,7 +128,8 @@ SLIST_HEAD(klist, knote);
 MALLOC_DECLARE(M_KQUEUE);
 #endif
 
-#define KNOTE(list, hint)	if ((list) != NULL) knote(list, hint)
+#define KNOTE(list, hint)	\
+	do { if ((list) != NULL) knote(list, hint); } while (0)
 
 /*
  * Flag indicating hint is a signal.  Used by EVFILT_SIGNAL, and also
-- 
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