shithub: riscv

ref: 7d7650dffc20c3853eb1acd551c9a02f73751ae3
dir: /sys/lib/troff/term/

tab.37
tab.450
tab.450-12
tab.dumb
tab.i300
tab.lp
tab.post
tab.think
tab.thinkbold
tab.thinksmall
tab.utf