From 68d64349a7b85d978528751384519c01deb98a05 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Sun, 20 May 2018 14:02:19 +0200
Subject: [PATCH] regex: Fix "error: possibly undefined macro: gl_GLIBC21".

* modules/regex (Files): Add m4/glibc21.m4.
---
 ChangeLog     | 5 +++++
 modules/regex | 1 +
 2 files changed, 6 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 86c2863e84..2d2e4d93e5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2018-05-20  Bruno Haible  <bruno@clisp.org>
 
+	regex: Fix "error: possibly undefined macro: gl_GLIBC21".
+	* modules/regex (Files): Add m4/glibc21.m4.
+
+2018-05-20  Bruno Haible  <bruno@clisp.org>
+
 	localcharset: Optimize.
 	* lib/localcharset.c (alias_table): Comment out no-op mappings for
 	platforms where these don't matter. This reduces the table size,
diff --git a/modules/regex b/modules/regex
index 2d93c5e702..1030f03008 100644
--- a/modules/regex
+++ b/modules/regex
@@ -9,6 +9,7 @@ lib/regex_internal.h
 lib/regexec.c
 lib/regcomp.c
 m4/eealloc.m4
+m4/glibc21.m4
 m4/regex.m4
 m4/mbstate_t.m4
 
-- 
2.11.4.GIT