X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=functions%2Fctype%2Fisupper.c;h=9d45a746b3415192ddcb0f7fcb49128cfc57c3a7;hp=59539469d7c90601639c2d294fcd891b32ab892c;hb=d77b84be585e9ceaed1501579df5a4aec6a24a63;hpb=540e01a59a43ba091b3b221bf00f1ee7df8cdf1f

diff --git a/functions/ctype/isupper.c b/functions/ctype/isupper.c
index 5953946..9d45a74 100644
--- a/functions/ctype/isupper.c
+++ b/functions/ctype/isupper.c
@@ -9,12 +9,11 @@
 #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