[busybox] suggestion for telnetd server

[Goetz Bock]

> I've been trying to use this telnetd patch without success.  I can 
> connect from an outside machine, but I am immediately disconnected. 
> [ ... ] 
> I think it has something to do with my busybox setup not creating the 
> proper pseudo-terminals, but I'm not sure if I'm right about this.
with out pseudo-ttys it's hard for the telnetd  to open one for your
connection ... ptty-fs is in 2.[24].x just mount it.

Cu,
    Goetz.