git: 9front

ref: b05aa63d5d86834d7bb53efee5db9ad01a9ed47b
dir: /sys/lib/lp/process/

dpost
dvipost
g3post
generic
gifpost
gspipe
gspipeijs
hpost
jpgpost
noproc
p9bitpost
pdfgs
pdfgsijs
pdfpost
pngpost
post
ppost
psextract
testpost
tiffpost
tr2post