text: #include "signal.h"
  #include "stdio.h"
  #include "lrnref"
  
  wrapup(n)
  int n;
  {
  	/* this routine does not use 'system' because it wants
  	 interrupts turned off */
  	int retval, pid, pidw;
  
  	signal(SIGINT, SIG_IGN);
  	chdir("..");
  	if ( (pid=fork()) ==0) {
  		signal(SIGHUP, SIG_IGN);
  		execl("/bin/rm", "rm", "-r", dir, 0);
  		execl("/usr/bin/rm", "rm", "-r", dir, 0);
  		fprintf(stderr, "Can't find 'rm' command.\n");
  		exit(0);
  	}
  	printf("Bye.\n"); /* not only does this reassure user but 
  			it stalls for time while deleting directory */
  	fflush(stdout);
  	/* printf("Wantd %d got %d val %d\n",pid, pidw, retval); */
  	exit(n);
  }
  