- hooks required to compile tcl

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@39841 20353a03-c40f-0410-a6d1-a30d3c3de9de

buildout/hooks/tcl-hooks.py

+import os
+def pre_configure_hook(options, buildout):
+  os.chdir('unix')