When printing ps level documents higher than that in your printer, the
printer does a silent flush of the buffer rather than print. We need,
0. Ability to determine interpreter level in our printer (see what acrobat
emits -- it allows the printer to emit a page as an exception, saying
"you have level x -- this document is level y -- go into the print
panel and tell us what printer level you have"
1. Ability to indicate level of interpreter in our printer.
2. Have the lpr filters notice the level of code being sent
3. Run it through gs to "downgrade" to the postscript level in our printer.
Note that you now get a lot of PS2 and PS-3 documents off the net, and
Wine is rigged for PS level 2.
this will go on the list of things that printtool's replacement needs to know.