CMake Deprecation Warning at CMakeLists.txt:1 (cmake_minimum_required): Compatibility with CMake < 2.8.12 will be removed from a future version of CMake. Update the VERSION argument value or use a ... suffix to tell CMake that the project does not need compatibility with older versions. -- The C compiler identification is GNU 12.2.0 -- 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+neon_gcc-12.2.0_musl_eabi/bin/arm-openwrt-linux-muslgnueabi-gcc - skipped -- Detecting C compile features -- Detecting C compile features - done -- Configuring done (0.4s) -- Generating done (0.0s) CMake Warning: Manually-specified variables were not used by the project: CMAKE_ASM_COMPILER CMAKE_ASM_COMPILER_LAUNCHER CMAKE_CXX_COMPILER CMAKE_CXX_FLAGS_RELEASE CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMAKE_EXPORT_PACKAGE_REGISTRY CMAKE_FIND_PACKAGE_NO_PACKAGE_REGISTRY CMAKE_FIND_PACKAGE_NO_SYSTEM_PACKAGE_REGISTRY CMAKE_FIND_USE_PACKAGE_REGISTRY CMAKE_FIND_USE_SYSTEM_PACKAGE_REGISTRY CMAKE_MODULE_LINKER_FLAGS DL_LIBRARY -- Build files have been written to: /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26 ninja: Entering directory `/builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26' [1/8] Building C object CMakeFiles/ustream-ssl.dir/ustream-ssl.c.o FAILED: CMakeFiles/ustream-ssl.dir/ustream-ssl.c.o /builder/shared-workdir/build/sdk/staging_dir/toolchain-arm_cortex-a9+neon_gcc-12.2.0_musl_eabi/bin/arm-openwrt-linux-muslgnueabi-gcc -Dustream_ssl_EXPORTS -Os -pipe -fno-caller-saves -fno-plt -fhonour-copts -mfloat-abi=hard -ffile-prefix-map=/builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26=ustream-ssl-2023-02-25-498f6e26 -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro -DNDEBUG -fPIC -Os -Wall -Werror --std=gnu99 -g3 -Wextra -Werror=implicit-function-declaration -Wformat -Werror=format-security -Werror=format-nonliteral -Wno-unused-parameter -Wmissing-declarations -MD -MT CMakeFiles/ustream-ssl.dir/ustream-ssl.c.o -MF CMakeFiles/ustream-ssl.dir/ustream-ssl.c.o.d -o CMakeFiles/ustream-ssl.dir/ustream-ssl.c.o -c /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26/ustream-ssl.c In file included from /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26/ustream-internal.h:27, from /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26/ustream-ssl.c:25: /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26/ustream-openssl.h:26:10: fatal error: openssl/ssl.h: No such file or directory 26 | #include | ^~~~~~~~~~~~~~~ compilation terminated. ninja: build stopped: subcommand failed. make[3]: *** [Makefile:73: /builder/shared-workdir/build/sdk/build_dir/target-arm_cortex-a9+neon_musl_eabi/ustream-ssl-openssl/ustream-ssl-2023-02-25-498f6e26/.built] Error 1 time: package/feeds/base/ustream-ssl/openssl/compile#0.50#0.27#1.17