From b244d9f374d607abfb24489593b4b7b6ce716cd4 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 29 Oct 2014 17:07:47 +0100
Subject: [PATCH 1/1] missing: simplify memfd ifdeffery

---
 src/shared/missing.h | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/src/shared/missing.h b/src/shared/missing.h
index 5b87e23ee..0cfb6fa4c 100644
--- a/src/shared/missing.h
+++ b/src/shared/missing.h
@@ -115,21 +115,15 @@ static inline int pivot_root(const char *new_root, const char *put_old) {
 }
 #endif
 
-#ifdef __x86_64__
-#  ifndef __NR_memfd_create
+#ifndef __NR_memfd_create
+#  if defined __x86_64__
 #    define __NR_memfd_create 319
-#  endif
-#elif defined __arm__
-#  ifndef __NR_memfd_create
+#  elif defined __arm__
 #    define __NR_memfd_create 385
-#  endif
-#elif defined _MIPS_SIM
-#  ifndef __NR_memfd_create
+#  elif defined _MIPS_SIM
 #    warning "__NR_memfd_create not yet defined for MIPS"
 #    define __NR_memfd_create 0xffffffff
-#  endif
-#else
-#  ifndef __NR_memfd_create
+#  else
 #    define __NR_memfd_create 356
 #  endif
 #endif
-- 
2.30.2