X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=functions%2Fctype%2Fisupper.c;h=7201004d698335f09ce1595ec82aa0f9e0bec26e;hp=59539469d7c90601639c2d294fcd891b32ab892c;hb=da0f3f353d417fed71f358a48d5d5394145e460d;hpb=31bc073732a9303dd6f4813f0408cb2b9fcd0add

diff --git a/functions/ctype/isupper.c b/functions/ctype/isupper.c
index 5953946..7201004 100644
--- a/functions/ctype/isupper.c
+++ b/functions/ctype/isupper.c
@@ -1,5 +1,3 @@
-/* $Id$ */
-
 /* isupper( int )
 
    This file is part of the Public Domain C Library (PDCLib).
@@ -9,18 +7,17 @@
 #include <ctype.h>
 
 #ifndef REGTEST
-
-#include <locale.h>
+#include "_PDCLIB_locale.h"
 
 int isupper( int c )
 {
-    return ( _PDCLIB_lconv.ctype[c].flags & _PDCLIB_CTYPE_UPPER );
+    return ( _PDCLIB_threadlocale()->_CType[c].flags & _PDCLIB_CTYPE_UPPER );
 }
 
 #endif
 
 #ifdef TEST
-#include <_PDCLIB_test.h>
+#include "_PDCLIB_test.h"
 
 int main( void )
 {