Index: Makefile
===================================================================
--- Makefile	(revision 507066)
+++ Makefile	(working copy)
@@ -174,7 +174,7 @@
 LIB_DEPENDS+=	libunwind.so:devel/libunwind
 .endif
 
-.if ${ARCH} == "powerpc" || ${ARCH} == "sparc64"
+.if ${ARCH:Mpowerpc*} || ${ARCH} == "sparc64"
 USES+=				lua
 CONFIGURE_ARGS+=		--enable-lua-old
 PLIST_SUB+=			ELUA="@comment "