--- Modules/_ctypes/libffi/configure.orig	2011-02-05 04:03:34.000000000 +0000
+++ Modules/_ctypes/libffi/configure	2011-02-05 04:04:43.000000000 +0000
@@ -6289,7 +6289,7 @@
   rm -rf conftest*
   ;;
 
-x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
+amd64-*-freebsd*|x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   # Find out which ABI we are using.
   echo 'int i;' > conftest.$ac_ext
