Merge pull request #1894 from pkubaj/patch-2

Use correct ARCH name on BSD powerpc64

Author: martin-frbg

Makefile.system

@@ -11,7 +11,9 @@ endif
 
 # Catch conflicting usage of ARCH in some BSD environments
 ifeq ($(ARCH), amd64)
-override ARCH=x86_64
+override ARCH=x86_64 
+else ifeq ($(ARCH), powerpc64)
+override ARCH=power
 endif
 
 NETLIB_LAPACK_DIR = $(TOPDIR)/lapack-netlib