060-meson-add-_GNU_SOURCE-for-sighandler_t.patch

From 5d7557eb3827664b2b78145373907f2a6994bdf9 Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Fri, 29 Apr 2022 18:17:52 -0700
Subject: [PATCH 5/7] meson: add _GNU_SOURCE for sighandler_t

musl requires it.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/meson.build
+++ b/meson.build
@@ -385,7 +385,7 @@ conf.set('HAVE_CPU_SET_T', have_cpu_set_
 have = cc.has_header_symbol('unistd.h', 'environ', prefix : '#define _GNU_SOURCE')
 conf.set10('HAVE_ENVIRON_DECL', have)
 
-have = cc.has_header_symbol('signal.h', 'sighandler_t')
+have = cc.has_header_symbol('signal.h', 'sighandler_t', prefix : '#define _GNU_SOURCE')
 conf.set('HAVE_SIGHANDLER_T', have ? 1 : false)
 
 have = cc.has_header_symbol('string.h', 'strsignal')