git: 9front

ref: ff99641c819617b8044a9e0e4c50c3adbd187dce
dir: /sys/lib/lp/daemon/

appletalk
dkcat
dumb
generic
hp
justsend
lpd-tek
lpddaemon
lpdpost
lps
pcclone
post
post.warn
tcppost
tektronix
xante
xerox
xerox-4517
xerox-N32