Determining if the include file pthread.h exists failed with the following output: Change Dir: /home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make -f Makefile cmTC_d0011/fast && make[1]: Entering directory '/home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_d0011.dir/build.make CMakeFiles/cmTC_d0011.dir/build make[2]: Entering directory '/home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_d0011.dir/CheckIncludeFile.c.o /home/thomas/autobuild/instance-2/output-1/host/bin/x86_64-buildroot-linux-uclibc-gcc --sysroot=/home/thomas/autobuild/instance-2/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O3 -g0 -DNDEBUG -o CMakeFiles/cmTC_d0011.dir/CheckIncludeFile.c.o -c /home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: pthread.h: No such file or directory 1 | #include | ^~~~~~~~~~~ compilation terminated. make[2]: *** [CMakeFiles/cmTC_d0011.dir/build.make:78: CMakeFiles/cmTC_d0011.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory '/home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp' make[1]: *** [Makefile:127: cmTC_d0011/fast] Error 2 make[1]: Leaving directory '/home/thomas/autobuild/instance-2/output-1/build/intel-gmmlib-22.3.3/buildroot-build/CMakeFiles/CMakeTmp'