Printer connections on Sun's

[Guy Harris]

>What I want to happen, is to be able to send any and all characters to the
>printer without losing the tail end.

Run something from "/etc/rc.local" that opens the serial port for the
printer and holds it open.  There's a problem with closes on streams
devices that causes XON/XOFF flow control to go away while output is still
queued.  One of the 4.0.1 patches may purport to fix this.