Removes workaround related to import of kernel device routes.

      else

	{

	  ra.dest = RTD_DEVICE;

	  /*

	   * In Linux IPv6, 'native' device routes have proto

	   * RTPROT_BOOT and not RTPROT_KERNEL (which they have in

	   * IPv4 and which is expected). We cannot distinguish

	   * 'native' and user defined device routes, so we ignore all

	   * such device routes and for consistency, we have the same

	   * behavior in IPv4. Anyway, users should use RTPROT_STATIC

	   * for their 'alien' routes.

	   */

	  if (i->rtm_protocol == RTPROT_BOOT)

	    src = KRT_SRC_KERNEL;

	}

      break;