service_undefined 1857 src/dps8/dps8_fnp2.c             case service_undefined:
service_undefined 1897 src/dps8/dps8_fnp2.c       fnpData.fnpUnitData[devnum].MState.line[linenum].service = service_undefined;
service_undefined 2405 src/dps8/dps8_fnp2.c 
service_undefined  756 src/dps8/dps8_fnp2_iomcmd.c                     if (linep->service == service_undefined)