--- configure.orig	2008-04-28 10:45:06.000000000 +0200
+++ configure	2008-04-28 10:45:36.000000000 +0200
@@ -3192,7 +3192,7 @@
 
     TCL_INCLUDES=-I\"${INCLUDE_DIR_NATIVE}\"
 
-    
+    TCL_SRC_DIR=${with_tclinclude}
 
 
     echo $ac_n "checking for Tcl private include files""... $ac_c" 1>&6