Add powerpc64-*-darwin* support
diff --git a/configure.ac b/configure.ac
index 99ffdea..9822070 100644
--- a/configure.ac
+++ b/configure.ac
@@ -137,7 +137,7 @@
   powerpc-*-beos*)
 	TARGET=POWERPC; TARGETDIR=powerpc
 	;;
-  powerpc-*-darwin*)
+  powerpc-*-darwin* | powerpc64-*-darwin*)
 	TARGET=POWERPC_DARWIN; TARGETDIR=powerpc
 	;;
   powerpc-*-aix* | rs6000-*-aix*)
@@ -146,7 +146,7 @@
   powerpc-*-freebsd*)
 	TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc
 	;;
- powerpc64-*-freebsd*)
+  powerpc64-*-freebsd*)
 	TARGET=POWERPC; TARGETDIR=powerpc
 	;;
   powerpc*-*-rtems*)