--- a/build-scripts/showrev.sh	Mon Jan 19 03:28:23 2009 +0000
+++ b/build-scripts/showrev.sh	Mon Jan 19 07:35:52 2009 +0000
@@ -6,5 +6,7 @@
 
 if [ -d $srcdir/.svn ]; then
     cd $srcdir
-    svnversion -c | sed -e 's,[0-9]*:\([0-9]*\)[A-Z]*,\1,'
+    (svnversion -c 2>/dev/null || svnversion .) | \
+        sed -e 's,\([0-9]*\)[A-Z]*,\1,' \
+            -e 's,[0-9]*:\([0-9]*\)[A-Z]*,\1,'
 fi