From a495689c8c3e2aeef367409c4e2beddcda042312 Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Wed, 22 Aug 2018 18:47:53 +0300
Subject: z/OS compile fix for GNULIB regex.

---
 support/regex_internal.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'support/regex_internal.h')

diff --git a/support/regex_internal.h b/support/regex_internal.h
index 3b836ed2..c7880667 100644
--- a/support/regex_internal.h
+++ b/support/regex_internal.h
@@ -149,7 +149,10 @@
 /* Rename to standard API for using out of glibc.  */
 #ifndef _LIBC
 # undef __wctype
+# undef __iswalnum
 # undef __iswctype
+# undef __towlower
+# undef __towupper
 # define __wctype wctype
 # define __iswalnum iswalnum
 # define __iswctype iswctype
-- 
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