1 files changed, 2 insertions, 2 deletions
diff --git a/utf8.h b/utf8.h
index c37a9959ef..4f1bdcd918 100644
--- a/utf8.h
+++ b/utf8.h
@@ -41,10 +41,10 @@ END_EXTERN_C
  * (that is, the two high bits are set).  Otherwise we risk loading in the
  * heavy-duty SWASHINIT and SWASHGET routines unnecessarily.
  */
-#define isIDFIRST_lazy_if(p,c) ((!c || (*((U8*)p) < 0xc0)) \
+#define isIDFIRST_lazy_if(p,c) ((IN_BYTE || defined(EBCDIC) || (!c || (*((U8*)p) < 0xc0))) \
 				? isIDFIRST(*(p)) \
 				: isIDFIRST_utf8((U8*)p))
-#define isALNUM_lazy_if(p,c)   ((!c || (*((U8*)p) < 0xc0)) \
+#define isALNUM_lazy_if(p,c)   ((IN_BYTE || defined(EBCDIC) || (!c || (*((U8*)p) < 0xc0))) \
 				? isALNUM(*(p)) \
 				: isALNUM_utf8((U8*)p))
 #define isIDFIRST_lazy(p)	isIDFIRST_lazy_if(p,1)