cmake HAVE_FICLONERANGE examples

nih-at/libzip CMakeLists.txt :195 

check_c_source_compiles("#include <sys/ioctl.h>
#include <linux/fs.h>
int main(int argc, char *argv[]) { unsigned long x = FICLONERANGE; }" HAVE_FICLONERANGE)

flyinghead/flycast core/deps/libzip/CMakeLists.txt :183 

check_c_source_compiles("#include <sys/ioctl.h>
#include <linux/fs.h>
int main(int argc, char *argv[]) { unsigned long x = FICLONERANGE; }" HAVE_FICLONERANGE)