--- configure.in
+++ configure.in	2007-05-15 18:09:41.118593311 +0200
@@ -799,7 +799,8 @@ dnl see the `changequote' comment above.
   ;;
 
   ## Macintosh PowerPC
-  powerpc*-*-linux-gnu* )
+  ppc*-*-linux* | \
+  powerpc*-*-linux* )
     machine=macppc opsys=gnu-linux
   ;;
 
--- src/m/macppc.h
+++ src/m/macppc.h	2007-05-15 18:11:57.673123793 +0200
@@ -85,6 +85,12 @@ Boston, MA 02110-1301, USA.  */
 /* NAKAJI Hiroyuki <nakaji@tutrp.tut.ac.jp> says this is needed
    For MkLinux/LinuxPPC.  */
 
+#ifdef __powerpc64__
+#ifndef _ARCH_PPC64
+#define _ARCH_PPC64
+#endif
+#endif
+
 #ifdef LINUX
 #define LINKER $(CC) -nostdlib
 /* s/gnu-linux.h defines this to `-z nocombreloc' which does not work here