"PROMPT BAR" "vertical location", "string" The mud is expected to use NAWS to determine
the right width for the given string. A positive vertical location value
places the bar the given number of rows above the input bar, a negative
value places the bar the given number of rows down from the top of the
screen. A value of zero leaves placement up to the client.
I put up a quick spec here: http://tintin.sourceforge.net/msdp - and here are the variables under discussion:
Feedback and suggestions are welcome.