- i -

• INDEXCTL : SysVarDefs.h
• INSBASE : SysVarDefs.h
• INSUNITS : SysVarDefs.h
• INTERFERECOLOR : SysVarDefs.h
• INTERFEREOBJVS : SysVarDefs.h
• INTERFEREVPVS : SysVarDefs.h
• INTERSECTIONCOLOR : SysVarDefs.h
• INTERSECTIONDISPLAY : SysVarDefs.h
• ISOLINES : SysVarDefs.h