From 2207e1ffe4f7e2dcc5e745dadb48738aa1048d63 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sun, 26 Nov 2017 02:17:06 +0900
Subject: [PATCH 1/3] meson: update header file to detect memfd_create()

---
Upstream-Status: Backport

 meson.build | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/meson.build b/meson.build
index 20b27c860..550dd4ad8 100644
--- a/meson.build
+++ b/meson.build
@@ -414,7 +414,8 @@ foreach ident : ['secure_getenv', '__secure_getenv']
 endforeach
 
 foreach ident : [
-        ['memfd_create',      '''#include <sys/memfd.h>'''],
+        ['memfd_create',      '''#define _GNU_SOURCE
+                                 #include <sys/mman.h>'''],
         ['gettid',            '''#include <sys/types.h>'''],
         ['pivot_root',        '''#include <stdlib.h>'''],     # no known header declares pivot_root
         ['name_to_handle_at', '''#define _GNU_SOURCE
-- 
2.16.1