From: Tony Jones <tonyj@suse.de>
Subject: fix implicit definition warnings
Upstream: pending

Fixes "W: audit-secondary implicit-pointer-decl auvirt.c:984"

--- a/tools/auvirt/auvirt.c
+++ b/tools/auvirt/auvirt.c
@@ -25,6 +25,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
+#include <ctype.h>
 #include <locale.h>
 #include <string.h>
 #include <regex.h>