libs/core: use is6linklocal()
libs/core: use is6linklocal()


deepak78/luci,deepak78/luci,8devices/luci,8devices/luci,deepak78/luci,8devices/luci,deepak78/luci,deepak78/luci,deepak78/luci,8devices/luci,8devices/luci,deepak78/luci,8devices/luci,deepak78/luci