git: purgatorio

ref: d3da2e1b89f30f404c3d11053680098f1b7bf677
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