From 1873035d2756ffeea969aa36da11bfbed0222188 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Mon, 25 Feb 2008 07:37:57 +0000
Subject: [PATCH] Use unsigned char as argument to ctype function, from Michael
 ven Elst.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@22648 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/hcrypto/imath/imath.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/hcrypto/imath/imath.c b/lib/hcrypto/imath/imath.c
index 920e6ed26..ee7b69747 100755
--- a/lib/hcrypto/imath/imath.c
+++ b/lib/hcrypto/imath/imath.c
@@ -1769,7 +1769,7 @@ mp_result mp_int_read_cstring(mp_int z, mp_size radix, const char *str, char **e
     return MP_RANGE;
 
   /* Skip leading whitespace */
-  while(isspace((int)*str))
+  while(isspace((unsigned char)*str))
     ++str;
 
   /* Handle leading sign tag (+/-, positive default) */
@@ -3135,7 +3135,7 @@ static int       s_ch2val(char c, int r)
   if(isdigit((unsigned char) c))
     out = c - '0';
   else if(r > 10 && isalpha((unsigned char) c))
-    out = toupper(c) - 'A' + 10;
+      out = toupper((unsigned char)c) - 'A' + 10;
   else
     return -1;