Performing C++ SOURCE FILE Test CXX_FILESYSTEM_NO_LINK_NEEDED failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_65b77/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_65b77.dir/build.make CMakeFiles/cmTC_65b77.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_65b77.dir/src.cxx.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-musleabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic -Wall -DCXX_FILESYSTEM_NO_LINK_NEEDED  -DNDEBUG   -std=c++17 -o CMakeFiles/cmTC_65b77.dir/src.cxx.o -c /home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp/src.cxx
Linking CXX executable cmTC_65b77
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_65b77.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-musleabihf/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic -Wall -DCXX_FILESYSTEM_NO_LINK_NEEDED  -DNDEBUG    CMakeFiles/cmTC_65b77.dir/src.cxx.o  -o cmTC_65b77 
/home/buildroot/autobuild/run/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-musleabihf/8.3.0/../../../../arm-buildroot-linux-musleabihf/bin/ld: CMakeFiles/cmTC_65b77.dir/src.cxx.o: in function `main':
src.cxx:(.text.startup+0xc): undefined reference to `std::filesystem::current_path[abi:cxx11]()'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_65b77] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_65b77/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'


Source file was:
        #include <filesystem>

        int main() {
            auto cwd = std::filesystem::current_path();
            return 0;
        }
    
Performing C++ SOURCE FILE Test FOUND_BSD_UUID failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_b78c7/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_b78c7.dir/build.make CMakeFiles/cmTC_b78c7.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_b78c7.dir/src.cxx.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-musleabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic -Wall -DFOUND_BSD_UUID  -DNDEBUG   -std=c++17 -o CMakeFiles/cmTC_b78c7.dir/src.cxx.o -c /home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp/src.cxx
/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp/src.cxx:2:13: fatal error: uuid.h: No such file or directory
    #include <uuid.h>
             ^~~~~~~~
compilation terminated.
make[2]: *** [CMakeFiles/cmTC_b78c7.dir/src.cxx.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_b78c7/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp'


...and run output:

Return value: 1
Source file was:

			#include <uuid.h>
			int main(void) {
				 uuid_t uuid;
				 uint32_t status;
				 uuid_create(&uuid, &status);
				 return 0;
			}