--- a/configure	Thu Apr 30 14:35:43 2009 +0100
+++ b/configure	Fri May 01 19:25:03 2009 +0100
@@ -86,7 +86,7 @@
       OSTYPE="$value"
       OSTYPE_SET=yes
       ;;
-   --data-dir=*)
+   --datadir=*)
    	DATADIR="$value"
    	DATADIR_SET=yes
       ;;