git: purgatorio

ref: 06fac9885c8349fe2e06ffdd36817f65adc0fd66
dir: /appl/cmd/ip/ppp/

mkfile
modem.b
modem.m
pppclient.b
pppclient.m
pppdial.b
pppgui.b
pppgui.m
ppptest.b
script.b
script.m