make: remove SCCS ident stuff

*** 20,34 ****
   */
  /*
   * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
   * Use is subject to license terms.
   */
- /*
-  * @(#)main.cc 1.158 06/12/12
-  */
- 
- #pragma ident   "@(#)main.cc    1.158   06/12/12"
  
  /*
   *      main.cc
   *
   *      make program main routine plus some helper routines
--- 20,29 ----