#include <sys/types.h>
#include <sys/sysctl.h>
#include <stdlib.h>
#include <stdio.h>

int
main(void) {

	u_int phy, virt;
	size_t size;

	size = sizeof(phy);
  	if (sysctlbyname("machdep.cpu_virtual_address_bits",&phy, &size, NULL, 0) == 0) {
		printf("phy: %u\n", phy);
	}

	if (sysctlbyname("machdep.cpu_physical_address_bits",&virt, &size, NULL, 0) == 0) {
		printf("virt: %u\n", virt);
	}

	return 0;
}