+##########################################
+# libcufile probe
+if test "$libcufile" != "no" ; then
+cat > $TMPC << EOF
+#include <cufile.h>
+
+int main(int argc, char* argv[]) {
+ cuFileDriverOpen();
+ return 0;
+}
+EOF
+ if compile_prog "" "-lcuda -lcudart -lcufile" "libcufile"; then
+ libcufile="yes"
+ LIBS="-lcuda -lcudart -lcufile $LIBS"
+ else
+ if test "$libcufile" = "yes" ; then
+ feature_not_found "libcufile" ""
+ fi
+ libcufile="no"
+ fi
+fi
+print_config "libcufile" "$libcufile"
+
+##########################################
+# check for cc -march=native
+build_native="no"
+cat > $TMPC << EOF
+int main(int argc, char **argv)
+{
+ return 0;
+}
+EOF
+if test "$disable_native" = "no" && test "$disable_opt" != "yes" && \
+ compile_prog "-march=native" "" "march=native"; then
+ build_native="yes"
+fi
+print_config "Build march=native" "$build_native"
+
+##########################################
+# check for -lcunit
+if test "$cunit" != "yes" ; then
+ cunit="no"
+fi
+cat > $TMPC << EOF
+#include <CUnit/CUnit.h>
+#include <CUnit/Basic.h>
+int main(void)
+{
+ if (CU_initialize_registry() != CUE_SUCCESS)
+ return CU_get_error();
+ CU_basic_set_mode(CU_BRM_VERBOSE);
+ CU_basic_run_tests();
+ CU_cleanup_registry();
+ return CU_get_error();
+}
+EOF
+if compile_prog "" "-lcunit" "CUnit"; then
+ cunit="yes"
+fi
+print_config "CUnit" "$cunit"
+
+##########################################
+# check for __kernel_rwf_t
+__kernel_rwf_t="no"
+cat > $TMPC << EOF
+#include <linux/fs.h>
+int main(int argc, char **argv)
+{
+ __kernel_rwf_t x;
+ x = 0;
+ return x;
+}
+EOF
+if compile_prog "" "" "__kernel_rwf_t"; then
+ __kernel_rwf_t="yes"
+fi
+print_config "__kernel_rwf_t" "$__kernel_rwf_t"
+
+##########################################
+# check if gcc has -Wimplicit-fallthrough=2
+fallthrough="no"
+cat > $TMPC << EOF
+int main(int argc, char **argv)
+{
+ return 0;
+}
+EOF
+if compile_prog "-Wimplicit-fallthrough=2" "" "-Wimplicit-fallthrough=2"; then
+ fallthrough="yes"
+fi
+print_config "-Wimplicit-fallthrough=2" "$fallthrough"
+
+##########################################
+# check for MADV_HUGEPAGE support
+if test "$thp" != "yes" ; then
+ thp="no"
+fi
+if test "$esx" != "yes" ; then
+ cat > $TMPC <<EOF
+#include <sys/mman.h>
+int main(void)
+{
+ return madvise(0, 0x1000, MADV_HUGEPAGE);
+}
+EOF
+ if compile_prog "" "" "thp" ; then
+ thp=yes
+ else
+ if test "$thp" = "yes" ; then
+ feature_not_found "Transparent Huge Page" ""
+ fi
+ thp=no
+ fi
+fi
+print_config "MADV_HUGEPAGE" "$thp"
+
+##########################################
+# check for gettid()
+gettid="no"
+cat > $TMPC << EOF
+#include <unistd.h>
+int main(int argc, char **argv)
+{
+ return gettid();
+}
+EOF
+if compile_prog "" "" "gettid"; then
+ gettid="yes"
+fi
+print_config "gettid" "$gettid"
+
+##########################################
+# check for statx(2) support by libc
+statx="no"
+cat > $TMPC << EOF
+#include <unistd.h>
+#include <sys/stat.h>
+
+int main(int argc, char **argv)
+{
+ struct statx st;
+ return statx(-1, *argv, 0, 0, &st);
+}
+EOF
+if compile_prog "" "" "statx"; then
+ statx="yes"
+fi
+print_config "statx(2)/libc" "$statx"
+
+##########################################
+# check for statx(2) support by kernel
+statx_syscall="no"
+cat > $TMPC << EOF
+#include <unistd.h>
+#include <linux/stat.h>
+#include <sys/stat.h>
+#include <sys/syscall.h>
+
+static int _statx(int dfd, const char *pathname, int flags, unsigned int mask,
+ struct statx *buffer)
+{
+ return syscall(__NR_statx, dfd, pathname, flags, mask, buffer);
+}
+
+int main(int argc, char **argv)
+{
+ struct statx st;
+ return _statx(-1, *argv, 0, 0, &st);
+}
+EOF
+if compile_prog "" "" "statx_syscall"; then
+ statx_syscall="yes"
+fi
+print_config "statx(2)/syscall" "$statx_syscall"
+
+##########################################
+# check for Windows PDB generation support
+if test "pdb" != "no" ; then
+ cat > $TMPC <<EOF
+int main(void)
+{
+ return 0;
+}
+EOF
+ if compile_prog "-g -gcodeview" "-fuse-ld=lld -Wl,-pdb,$TMPO" "pdb"; then
+ pdb=yes
+ else
+ if test "$pdb" = "yes"; then
+ feature_not_found "PDB" "clang and lld"
+ fi
+ pdb=no
+ fi
+else
+ pdb=no
+fi
+print_config "Windows PDB generation" "$pdb"
+
+##########################################
+# check for timerfd support
+timerfd_create="no"
+if test "$esx" != "yes" ; then
+cat > $TMPC << EOF
+#include <sys/time.h>
+#include <sys/timerfd.h>
+
+int main(int argc, char **argv)
+{
+ return timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK);
+}
+EOF
+ if compile_prog "" "" "timerfd_create"; then
+ timerfd_create="yes"
+ fi
+fi
+print_config "timerfd_create" "$timerfd_create"
+