Merge pull request #2627 from pkubaj/patch-1

Add powerpc (32-bit)

Author: martin-frbg

Makefile.system

@@ -21,6 +21,8 @@ ifeq ($(ARCH), amd64)
 override ARCH=x86_64
 else ifeq ($(ARCH), powerpc64)
 override ARCH=power
+else ifeq ($(ARCH), powerpc)
+override ARCH=power
 else ifeq ($(ARCH), i386)
 override ARCH=x86
 else ifeq ($(ARCH), aarch64)