service_undefined 1819 src/dps8/dps8_fnp2.c             case service_undefined:
service_undefined 1859 src/dps8/dps8_fnp2.c       fnpData.fnpUnitData[devnum].MState.line[linenum].service = service_undefined;
service_undefined 2319 src/dps8/dps8_fnp2.c 
service_undefined  732 src/dps8/dps8_fnp2_iomcmd.c                     if (linep->service == service_undefined)