From dbd0b21f1584c017972a0b21deb2b38a8d89da57 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cenk=20G=C3=BCndo=C4=9Fan?= <mail+dev@gundogan.net>
Date: Tue, 18 Feb 2020 12:07:32 +0100
Subject: [PATCH] make: disable implicit rules

---
 Makefile.include | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Makefile.include b/Makefile.include
index 51b1abb4b6..a30a056111 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -1,5 +1,7 @@
 MATCH_MAKE_VERSION = 4.%
 
+MAKEFLAGS += --no-builtin-rules
+
 ifeq (,$(filter $(MATCH_MAKE_VERSION),$(MAKE_VERSION)))
   $(error GNU Make $(MAKE_VERSION) is not supported by RIOT since release \
       2020.01. Please upgrade your system to use GNU Make \