CatOS "write term all"

[Terry Kennedy]

> another CatOS request (<insert grumble about not having one to test
> this>).
>
> apparently newer CatOS version support an "all" argument to "write
> term".  would be great if someone could test the following patch.
> it works for those which do not support it.  for those that do, it
> should collect both versions of the command, but only display the
> "all" version.

  The patch works fine and fetches the "all" version - Supervisor III
w/ CatOS 6.4(2) crypto image - cat5000-sup3k9.6-4-2.bin.

        Terry Kennedy             http://www.tmk.com
        terry at tmk.com             New York, NY USA