Determining if the include file execinfo.h exists failed with the following output: Change Dir: /home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/gmake" "cmTC_5f4b7/fast" gmake[1]: Entering directory `/home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp' /usr/bin/gmake -f CMakeFiles/cmTC_5f4b7.dir/build.make CMakeFiles/cmTC_5f4b7.dir/build gmake[2]: Entering directory `/home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_5f4b7.dir/CheckIncludeFile.c.o /home/peko/autobuild/instance-0/output/host/bin/arm-buildroot-linux-uclibcgnueabi-gcc --sysroot=/home/peko/autobuild/instance-0/output/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -o CMakeFiles/cmTC_5f4b7.dir/CheckIncludeFile.c.o -c /home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: execinfo.h: No such file or directory #include ^~~~~~~~~~~~ compilation terminated. gmake[2]: *** [CMakeFiles/cmTC_5f4b7.dir/CheckIncludeFile.c.o] Error 1 gmake[2]: Leaving directory `/home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp' gmake[1]: *** [cmTC_5f4b7/fast] Error 2 gmake[1]: Leaving directory `/home/peko/autobuild/instance-0/output/build/domoticz-4.10717/CMakeFiles/CMakeTmp'