CMake Deprecation Warning at CMakeLists.txt:1 (cmake_minimum_required):
  Compatibility with CMake < 3.5 will be removed from a future version of
  CMake.

  Update the VERSION argument <min> value or use a ...<max> suffix to tell
  CMake that the project does not need compatibility with older versions.

Not searching for unused variables given on the command line.

-- The C compiler identification is GNU 12.3.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /builder/shared-workdir/build/sdk/staging_dir/toolchain-arm_cortex-a9_gcc-12.3.0_musl_eabi/bin/arm-openwrt-linux-muslgnueabi-gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Configuring done (0.8s)
-- Generating done (0.0s)
-- Build files have been written to: /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9_musl_eabi/unetd-2023-05-31-7d3986b7
clang-15: warning: /builder/shared-workdir/build/sdk/staging_dir/toolchain-arm_cortex-a9_gcc-12.3.0_musl_eabi/include: 'linker' input unused [-Wunused-command-line-argument]
clang-15: warning: /builder/shared-workdir/build/sdk/staging_dir/toolchain-arm_cortex-a9_gcc-12.3.0_musl_eabi/include/fortify: 'linker' input unused [-Wunused-command-line-argument]
<built-in>:1:10: fatal error: 'linux/kconfig.h' file not found
#include "linux/kconfig.h"
         ^~~~~~~~~~~~~~~~~
1 error generated.
make[3]: *** [Makefile:114: /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9_musl_eabi/unetd-2023-05-31-7d3986b7/.built] Error 1
time: package/feeds/base/unetd/compile#0.89#0.43#3.01