ports/77368: [PATCH] editors/emacs: New security fix version 21.4

[Yoichi NAKAYAMA]

This issue is related to CAN-2005-0100
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0100

I think Kimura-san's patch will break leim21 port.
Another way to fix against the issue immediately is to
merge difference to emacs-21.3 and bump revision.

Regards,
-- 
Yoichi NAKAYAMA