When I enable LUCI, at building stage, it shows following error. How can I fix it? Thanks.
CMake Error: The following variables are used in this project, but they are set to NOTFOUND. Please set them or make sure they are set and tested correctly in the CMake files: resolv linked by target "rpcd-mod-rrdns" in directory /home/builder/workdir/openwrt/build_dir/target-aarch64-linux-gnu_glibc/rpcd-mod-rrdns-20170710 -- Configuring incomplete, errors occurred! See also "/home/builder/workdir/openwrt/build_dir/target-aarch64-linux-gnu_glibc/rpcd-mod-rrdns-20170710/CMakeFiles/CMakeOutput.log".