From acc5c4c5e28019e8a7d58892a4f28cb38b3c7cd9 Mon Sep 17 00:00:00 2001
From: Lassi Kortela <lassi@lassi.io>
Date: Sat, 10 Aug 2019 01:50:04 +0300
Subject: [PATCH] Switch to _GNU_SOURCE on Linux

No reason to care about Posix in particular, and it causes problems.
---
 scripts/build.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/build.sh b/scripts/build.sh
index 702586d..09e90d3 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -20,7 +20,7 @@ haiku)
     ;;
 linux)
     default_cc="gcc"
-    CFLAGS="$CFLAGS -D _XOPEN_SOURCE"
+    CFLAGS="$CFLAGS -D _GNU_SOURCE"
     ;;
 netbsd)
     default_cc="gcc"