Determining if the include file sys/sdt.h exists failed with the following output: Change Dir: /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make -f Makefile cmTC_68aaa/fast && make[1]: Entering directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_68aaa.dir/build.make CMakeFiles/cmTC_68aaa.dir/build make[2]: Entering directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_68aaa.dir/CheckIncludeFile.c.o /home/autobuild/autobuild/instance-4/output-1/host/bin/arm-buildroot-linux-gnueabi-gcc --sysroot=/home/autobuild/autobuild/instance-4/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O1 -g0 -D_FORTIFY_SOURCE=1 -mfloat-abi=softfp -Wall -Wno-implicit-fallthrough -DNDEBUG -std=c99 -o CMakeFiles/cmTC_68aaa.dir/CheckIncludeFile.c.o -c /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: sys/sdt.h: No such file or directory 1 | #include | ^~~~~~~~~~~ compilation terminated. make[2]: *** [CMakeFiles/cmTC_68aaa.dir/build.make:78: CMakeFiles/cmTC_68aaa.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' make[1]: *** [Makefile:127: cmTC_68aaa/fast] Error 2 make[1]: Leaving directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' Performing C SOURCE FILE Test ARM_AUXV_HAS_CRC32 failed with the following output: Change Dir: /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make -f Makefile cmTC_01a8b/fast && make[1]: Entering directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_01a8b.dir/build.make CMakeFiles/cmTC_01a8b.dir/build make[2]: Entering directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_01a8b.dir/src.c.o /home/autobuild/autobuild/instance-4/output-1/host/bin/arm-buildroot-linux-gnueabi-gcc --sysroot=/home/autobuild/autobuild/instance-4/output-1/host/arm-buildroot-linux-gnueabi/sysroot -DARM_AUXV_HAS_CRC32 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O1 -g0 -D_FORTIFY_SOURCE=1 -mfloat-abi=softfp -Wall -Wno-implicit-fallthrough -DNDEBUG -std=c99 -o CMakeFiles/cmTC_01a8b.dir/src.c.o -c /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp/src.c /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp/src.c: In function 'main': /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp/src.c:3:56: error: 'HWCAP2_CRC32' undeclared (first use in this function) 3 | return (getauxval(AT_HWCAP2) & HWCAP2_CRC32); | ^~~~~~~~~~~~ /home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp/src.c:3:56: note: each undeclared identifier is reported only once for each function it appears in make[2]: *** [CMakeFiles/cmTC_01a8b.dir/build.make:78: CMakeFiles/cmTC_01a8b.dir/src.c.o] Error 1 make[2]: Leaving directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' make[1]: *** [Makefile:127: cmTC_01a8b/fast] Error 2 make[1]: Leaving directory '/home/autobuild/autobuild/instance-4/output-1/build/zlib-ng-2.0.6/CMakeFiles/CMakeTmp' Source file was: #include int main() { return (getauxval(AT_HWCAP2) & HWCAP2_CRC32); }