From d3d58f8ee538f240b14abb4a9e9beffb8a495415 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Mon, 8 Oct 2018 22:29:35 +0200
Subject: [PATCH] Catch conflicting usage of ARCH in at least some BSD
 environments

fixes #1796
---
 Makefile.system | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Makefile.system b/Makefile.system
index 4712d95..53537eb 100644
--- a/Makefile.system
+++ b/Makefile.system
@@ -9,6 +9,11 @@ ifndef TOPDIR
 TOPDIR = .
 endif
 
+# Catch conflicting usage of ARCH in some BSD environments
+ifeq ($(ARCH), amd64)
+override ARCH=x86_64
+endif
+
 NETLIB_LAPACK_DIR = $(TOPDIR)/lapack-netlib
 
 # Default C compiler
-- 
2.7.4