This indicates the PostScript firmware datecode in
yyyymmdd format.
Additional information:
This object is only supported if PostScript
option is installed.
Returns <noSuchName> status if
attempting to perform a Get on this OID with no
PostScript option installed.
Returns <noSuchName>
status if attempting to perform a Set, EnableTrap, or
DisableTrap on this OID with no PostScript option
installed.