From 2b9a9eef8bdc75370cb6158a2991d2f20b054433 Mon Sep 17 00:00:00 2001
From: Stefan Lankes <lankes@lfbs.rwth-aachen.de>
Date: Thu, 25 Aug 2011 04:07:20 -0700
Subject: [PATCH] remove compiler warnings

---
 drivers/net/util.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/net/util.c b/drivers/net/util.c
index cf06fdd6..415d5fd0 100644
--- a/drivers/net/util.c
+++ b/drivers/net/util.c
@@ -17,13 +17,14 @@
  * This file is part of MetalSVM. 
  */
 
+#include <metalsvm/stdio.h>
 #include "util.h"
 
-
-__inline int isprint(char e)
+inline int isprint(unsigned char e)
 {
-	if (e < 0x30 || e > 0x80)
+	if ((e < 0x30) || (e > 0x80))
 		return 0;
+	return 1;
 }
 
 // hex_dumb display network packets in a good way