From 9fd6df2a15bf5ddc794b47042fb312d77941ad5a Mon Sep 17 00:00:00 2001
From: Ailin Nemui <ailin@d5421s.localdomain>
Date: Sun, 27 Apr 2025 12:09:17 +0200
Subject: [PATCH] add missing include for wcwidth thread test

---
 src/perl/perl-core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/perl/perl-core.c b/src/perl/perl-core.c
index fe52874a..59ca58fe 100644
--- a/src/perl/perl-core.c
+++ b/src/perl/perl-core.c
@@ -18,6 +18,9 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
+#define _GNU_SOURCE
+#include <wchar.h>
+
 #define NEED_PERL_H
 #define PERL_NO_GET_CONTEXT
 #include "module.h"