Where is the current, official machine grammar?

Is it the case that the YACC grammar in the printed version of CLL is the
same as the referent of the following:
http://www.lojban.org/files/machine-grammars/grammar.300

and that there are no later versions of it?

-- 
Arnt Richard Johansen http://arj.nvg.org/
Clientside scripting has its place. Its place happens to be somewhere in
the lower circles of Hell, but it has it.
--heard on IRC