--- squid.initd	2009-11-28 14:32:58.000000000 +0200
+++ squid	2011-03-11 20:57:22.000000000 +0200
@@ -95,7 +95,8 @@ stop() {
 		if [ -f /var/run/${SVCNAME}.pid ] ; then
 			einfon "Waiting for squid to shutdown ."
 			cnt=0
-			while [ -f /var/run/${SVCNAME}.pid ] ; do
+			while pid=`cat /var/run/${SVCNAME}.pid 2>/dev/null` &&
+			    [ -n "$pid" ] && [ -d "/proc/$pid" ] ; do
 				cnt=$(expr $cnt + 1)
 				if [ $cnt -gt 60 ] ; then
 					# Waited 120 seconds now. Fail.