ref: 830794964190b930e753533a4631573eda128c78
dir: /vt/
#!/bin/rc rfork e . /sys/lib/x/lib.rc usage = ' x/vt [command] ' rpath=`{x/path -P} cmd=`{awk 'BEGIN{ x = ENVIRON["*"] if(length(x) == 0) x = "$SHELL" printf("$SHELL -c ''cd %s; %s''", ENVIRON["rpath"], x) }'} vt ssh -r `{x/path -l} $"cmd