types.c

#include <sys/stat.h>
#include <stdio.h>
#include <stdint.h>

int main() {
	printf("struct stat:             %lu\n", sizeof(struct stat));
	printf("struct stat->st_dev      %lu\n", sizeof(unsigned long));
	printf("struct stat->ctime_nsec: %lu\n", sizeof(unsigned long));
	printf("unsigned long:           %lu\n", sizeof(unsigned long));
	printf("uint64_t:                %lu\n", sizeof(uint64_t));
	printf("uint32_t:                %lu\n", sizeof(uint32_t));
	printf("unsigned long:           %lu\n", sizeof(unsigned long));
	printf("int:                     %lu\n", sizeof(int));
	printf("short:                   %lu\n", sizeof(short));
	printf("unsigned int:            %lu\n", sizeof(unsigned int));

	return 0;
}