Switch to Tcl/Tk 8.5.
diff --git a/Tools/buildbot/external-common.bat b/Tools/buildbot/external-common.bat
index ecf9901..d14ff52 100644
--- a/Tools/buildbot/external-common.bat
+++ b/Tools/buildbot/external-common.bat
@@ -27,8 +27,11 @@
 if not exist openssl-0.9.8g svn export http://svn.python.org/projects/external/openssl-0.9.8g

 

 @rem tcl/tk

-if not exist tcl-8.4.18.2 svn export http://svn.python.org/projects/external/tcl-8.4.18.2

-if not exist tk-8.4.18.1 svn export http://svn.python.org/projects/external/tk-8.4.18.1

+if not exist tcl-8.5.2.1 (

+   rd /s/q tcltk tcltk64

+   svn export http://svn.python.org/projects/external/tcl-8.5.2.1

+)

+if not exist tk-8.5.2.0 svn export http://svn.python.org/projects/external/tk-8.5.2.0

 

 @rem sqlite3

 if not exist sqlite-source-3.3.4 svn export http://svn.python.org/projects/external/sqlite-source-3.3.4