edscript = 1;
      switch (c)
	{
	case 'x':
	  dont_write_simple = 1;
	  incompat++;
	  break;
	case '3':
	  dont_write_overlap = 1;
	  incompat++;
	  break;
	case 'i':
	  finalwrite = 1;
	  incompat++;
	  break;
	case 'X':
	  dont_write_simple = 1;
	  /* Falls through */
	case 'E':
	  flagging = 1;
	  /* Falls through */
	case 'e':
	  incompat++;
	  break;
	case '?':
	default:
	  usage ();
	  /* NOTREACHED */
	}