From Nerijus Baliunas (nerijus@users.sf.net)
This patch adds cp773 (called KBL in Lithuania)
support. Although it is not an official standard, but
is used more than any other DOS cp in Lithuania.


git-svn-id: https://dosemu.svn.sourceforge.net/svnroot/dosemu/trunk@83 7758b857-130e-0410-ab9c-d8735a528d18