Determining if the include file execinfo.h exists failed with the following output: Change Dir: /nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_34e77/fast && make[1]: Entering directory '/nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_34e77.dir/build.make CMakeFiles/cmTC_34e77.dir/build make[2]: Entering directory '/nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_34e77.dir/CheckIncludeFile.c.o /nvme/rc-buildroot-test/scripts/instance-1/output-1/host/bin/powerpc-linux-gcc --sysroot=/nvme/rc-buildroot-test/scripts/instance-1/output-1/host/powerpc-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g2 -o CMakeFiles/cmTC_34e77.dir/CheckIncludeFile.c.o -c /nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c /nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: execinfo.h: No such file or directory #include ^~~~~~~~~~~~ compilation terminated. CMakeFiles/cmTC_34e77.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_34e77.dir/CheckIncludeFile.c.o' failed make[2]: *** [CMakeFiles/cmTC_34e77.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory '/nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_34e77/fast' failed make[1]: *** [cmTC_34e77/fast] Error 2 make[1]: Leaving directory '/nvme/rc-buildroot-test/scripts/instance-1/output-1/build/domoticz-2020.1/CMakeFiles/CMakeTmp'