--- configure.orig	2008-03-28 10:36:13.000000000 +0100
+++ configure	2008-03-28 10:36:45.000000000 +0100
@@ -2167,6 +2167,9 @@
    x86_64)
       userSpaceBitness="64"
       ;;
+   amd64)
+      userSpaceBitness="64"
+      ;;
    *)
       { { echo "$as_me:$LINENO: error: Unknown architecture." >&5
 echo "$as_me: error: Unknown architecture." >&2;}