--- cmake/modules/FindTCL.cmake.orig	2009-09-06 21:04:43.000000000 +0200
+++ cmake/modules/FindTCL.cmake	2009-12-25 16:15:45.000000000 +0100
@@ -121,7 +121,9 @@
   /usr/include
   /usr/local/include
   /usr/include/tcl8.5
+  /usr/include/tk8.5
   /usr/include/tcl8.4
+  /usr/include/tk8.4
   /usr/include/tcl8.3
   /usr/include/tcl8.2
   /usr/include/tcl8.0