    CR		CREATE A FIELD
    CH		CHANGE A FIELD'S USER PERMISSION TABLE
    CN		CHANGE A FIELD NAME
    L		LIST A FIELD'S PHYSICAL SPECIFICATIONS
    LP		LIST A FIELD'S PERMISSION TABLE
    LC		LIST PHYSICAL SPECS. & PERMISSION TABLE
    D		DELETE A FIELD
  R,W,X,N	REDEFINE CURRENT FIELD'S USER PERMISSION TABLE
    S		GO INTO SILENT MODE
    V		GO INTO VERIFY MODE
    H		PRINT HELP FILE
    E		EXIT FROM PROGRAM
    @		EXECUTE INDIRECT COMMAND FILE
