Exhibit (c)(6) AMENDMENT NO. 1 TO AGREEMENT AND PLAN OF MERGER AMENDMENT NO. 1 dated as of March 4, 1998 to the Agreement and Plan of Merger dated as of February 10, 1998 (the "Agreement") among Illinois Central Corporation, a Delaware corporation...Agreement and Plan of Merger • March 6th, 1998 • Canadian National Railway Co • Railroads, line-haul operating • Delaware
