From e93e34a5aabc3a4fcca4b4d6e59aaca91c33d326 Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Tue, 5 Dec 2017 21:20:19 +0200
Subject: Define __USE_GNU in support/regex.h.

---
 support/regex.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'support/regex.h')

diff --git a/support/regex.h b/support/regex.h
index 1bbbb26c..adddd9ee 100644
--- a/support/regex.h
+++ b/support/regex.h
@@ -28,6 +28,10 @@
 #include <sys/types.h>
 #endif
 
+#ifndef _LIBC
+#define __USE_GNU	1
+#endif
+
 /* Allow the use in C++ code.  */
 #ifdef __cplusplus
 extern "C" {
-- 
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