From a50b15a9e9663b1a7ee11d39ddf246427aecaeef Mon Sep 17 00:00:00 2001
From: "Anselm R. Garbe" <arg@10kloc.org>
Date: Mon, 28 Aug 2006 08:17:27 +0200
Subject: [PATCH] added a comment to spawn

---
 util.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/util.c b/util.c
index e19e3e9..91df00b 100644
--- a/util.c
+++ b/util.c
@@ -51,6 +51,7 @@ spawn(Arg *arg)
 
 	if(!arg->cmd)
 		return;
+	/* the double-fork construct avoids zombie processes */
 	if(fork() == 0) {
 		if(fork() == 0) {
 			if(dpy)