From 5447a434e7155c6526767d5c872a69a9ede70829 Mon Sep 17 00:00:00 2001
From: Kaspar Schleiser <kaspar@schleiser.de>
Date: Mon, 5 Sep 2016 21:51:48 +0200
Subject: [PATCH] make: use -std=c99 as default

---
 Makefile.cflags | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/Makefile.cflags b/Makefile.cflags
index bef46ca726..d5ed7b2d57 100644
--- a/Makefile.cflags
+++ b/Makefile.cflags
@@ -1,13 +1,8 @@
 # Test if the input language was specified externally.
-# Otherwise test if the compiler unterstands the "-std=gnu99" flag, and use it if so.
 # Otherwise test if the compiler unterstands the "-std=c99" flag, and use it if so.
 ifeq ($(filter -std=%,$(CFLAGS)),)
-  ifeq ($(shell $(CC) -std=gnu99 -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
-    CFLAGS += -std=gnu99
-  else
-    ifeq ($(shell $(CC) -std=c99 -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
-      CFLAGS += -std=c99
-    endif
+  ifeq ($(shell $(CC) -std=c99 -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
+    CFLAGS += -std=c99
   endif
 endif