From ac95517a622081f0f4625dbdbad283b54ab56300 Mon Sep 17 00:00:00 2001
From: Ralph Corderoy <ralph@inputplus.co.uk>
Date: Fri, 21 Oct 2016 21:10:42 +0100
Subject: [PATCH] Assume POSIX ctype.h;  don't vet toupper()'s parameter.

---
 sbr/mf.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/sbr/mf.c b/sbr/mf.c
index 9e5cad8c..63b13ba4 100644
--- a/sbr/mf.c
+++ b/sbr/mf.c
@@ -39,10 +39,8 @@ lequal (const char *a, const char *b)
     for (; *a; a++, b++) {
 	if (*b == 0)
 	    return FALSE;
-        c1 = islower ((unsigned char) *a) ?
-                                    toupper ((unsigned char) *a) : *a;
-        c2 = islower ((unsigned char) *b) ?
-                                    toupper ((unsigned char) *b) : *b;
+        c1 = toupper((unsigned char)*a);
+        c2 = toupper((unsigned char)*b);
         if (c1 != c2)
             return FALSE;
     }
-- 
2.56.0