Sanitise daemon_flags: remove multiple whitespaces from _rcflags.

requested by okan@, ok robert@

src/etc/rc.d/rc.subr

@@ -1,4 +1,4 @@
-#	$OpenBSD: rc.subr,v 1.10 2010/12/11 09:55:37 robert Exp $
+#	$OpenBSD: rc.subr,v 1.11 2010/12/11 10:15:23 ajacoutot Exp $
 
 [ -z "${local_rcconf}" ] && . /etc/rc.conf
 
@@ -38,6 +38,7 @@ rc_cmd() {
 		rc_err "$0: need root privileges"
 	[ -n "${daemon}"   ] || rc_err "$0: daemon is not set"
 	[ -n "${_rcflags}" ] && daemon_flags=${_rcflags}
+	[ -n "${_rcflags}" ] && daemon_flags=`echo ${_rcflags} | tr -s "[:space:]"`
 	[ -n "${_rcuser}"  ] && daemon_user=${_rcuser}
 	[ -n "${_rcclass}" ] && daemon_class=${_rcclass}
 	[ -n "${_rcshell}" ] && daemon_shell=${_rcshell}