As used in this chapter, the term—
((1)) “bankruptcy court” means the court having jurisdiction over the reorganization of the Rock Island Railroad;
((2)) “Board” means the Railroad Retirement Board;
((3)) “Commission” means the Interstate Commerce Commission;
((4)) “employee” includes any employee of the Rock Island Railroad as of , but does not include any individual serving as president, vice-president, secretary, treasurer, comptroller, counsel, member of the board of directors, or any other person performing such functions;
((5)) the term “Rock Island Railroad” means the Chicago, Rock Island and Pacific Railroad Company, the estate of such Company in its reorganization proceeding, or the trustee appointed in such proceeding; and
((6)) the term “Secretary” means the Secretary of Transportation.