cmake ARM_AUXV_HAS_CRC32 examples

HDFGroup/hdf5 config/cmake/ZLIBNG/CMakeLists.txt :673 

check_c_source_compiles(
                    "#include <sys/auxv.h>
                    int main() {
                        return (getauxval(AT_HWCAP) & HWCAP_CRC32);
                    }"
                    ARM_AUXV_HAS_CRC32
                )

HDFGroup/hdf5 config/cmake/ZLIBNG/CMakeLists.txt :686 

check_c_source_compiles(
                    "#include <sys/auxv.h>
                    int main() {
                        return (getauxval(AT_HWCAP2) & HWCAP2_CRC32);
                    }"
                    ARM_AUXV_HAS_CRC32
                )

InsightSoftwareConsortium/ITK Modules/ThirdParty/HDF5/src/itkhdf5/config/cmake/ZLIBNG/CMakeLists.txt :590 

check_c_source_compiles(
                    "#include <sys/auxv.h>
                    int main() {
                        return (getauxval(AT_HWCAP) & HWCAP_CRC32);
                    }"
                    ARM_AUXV_HAS_CRC32
                )

InsightSoftwareConsortium/ITK Modules/ThirdParty/HDF5/src/itkhdf5/config/cmake/ZLIBNG/CMakeLists.txt :603 

check_c_source_compiles(
                    "#include <sys/auxv.h>
                    int main() {
                        return (getauxval(AT_HWCAP2) & HWCAP2_CRC32);
                    }"
                    ARM_AUXV_HAS_CRC32
                )

InsightSoftwareConsortium/ITK Modules/ThirdParty/ZLIB/src/itkzlib-ng/CMakeLists.txt :674 

check_c_source_compiles(
                    "#include <sys/auxv.h>
                    int main() {
                        return (getauxval(AT_HWCAP) & HWCAP_CRC32);
                    }"
                    ARM_AUXV_HAS_CRC32
                )

InsightSoftwareConsortium/ITK Modules/ThirdParty/ZLIB/src/itkzlib-ng/CMakeLists.txt :687 

check_c_source_compiles(
                    "#include <sys/auxv.h>
                    int main() {
                        return (getauxval(AT_HWCAP2) & HWCAP2_CRC32);
                    }"
                    ARM_AUXV_HAS_CRC32
                )