These commands read plotting instructions (see
produce plotting instructions suitable for
type is specified, the environment parameter $TERM
Tektronix 4014 storage scope.
DASI Hyterm 450 terminal (Diablo mechanism).
DASI 300 or GSI terminal (Diablo mechanism).
DASI 300S terminal (Diablo mechanism).
Versatec D1200A printer-plotter.
image in `/usr/tmp/raster' and sends the
result directly to the plotter device rather than to
The optional argument causes a previously
to be sent to the plotter.
There is no lockout protection