From 036de600b62968abe291d596be72122dee5c71a9 Mon Sep 17 00:00:00 2001
From: "John Hodge (sonata)" <tpg@mutabah.net>
Date: Tue, 5 Mar 2013 15:38:00 +0800
Subject: [PATCH] Kernel - Fixed bug in isupper()

---
 KernelLand/Kernel/libc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/KernelLand/Kernel/libc.c b/KernelLand/Kernel/libc.c
index a16687e4..751497cd 100644
--- a/KernelLand/Kernel/libc.c
+++ b/KernelLand/Kernel/libc.c
@@ -489,7 +489,7 @@ int isspace(int c)
 }
 int isupper(int c)
 {
-	return ('a' <= c && c <= 'z');
+	return ('A' <= c && c <= 'Z');
 }
 int isxdigit(int c)
 {
-- 
2.20.1