UTF8 server-side on Win32?

Is there any way to select the UTF-8 as server-side encoding at initdb
time?

This guy reported he wasn't able to do it:

http://archives.postgresql.org/pgsql-hackers-win32/2004-11/msg00062.php

In pgsql-es-ayuda I have a guy asking how to do it as well:

http://archives.postgresql.org/pgsql-es-ayuda/2006-06/msg00561.php

Any ideas?  I don't have a Windows machine so I can't try it.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.