input,s,a,,,,input metacode file
device,s,h,"stdplot",,,output device
generic,b,h,no,,,ignore remaining kernel dependent parameters
debug,b,h,no,,,print decoded graphics instructions during processing
verbose,b,h,no,,,"print elements of polylines, cell arrays, etc. in debug mode"
gkiunits,b,h,no,,,print coordinates in GKI rather than NDC units