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-rw-r--r--macros/texinfo/texinfo/gnulib/lib/regex.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/macros/texinfo/texinfo/gnulib/lib/regex.c b/macros/texinfo/texinfo/gnulib/lib/regex.c
index eab7a48b24..f76a416b3b 100644
--- a/macros/texinfo/texinfo/gnulib/lib/regex.c
+++ b/macros/texinfo/texinfo/gnulib/lib/regex.c
@@ -1,5 +1,5 @@
/* Extended regular expression matching and search library.
- Copyright (C) 2002-2019 Free Software Foundation, Inc.
+ Copyright (C) 2002-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
@@ -17,6 +17,8 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
+#define __STDC_WANT_IEC_60559_BFP_EXT__
+
#ifndef _LIBC
# include <libc-config.h>