off_t size test

Makefile

default: off-test32 off-test64

off-test32: off-test32.c
	gcc off-test32.c -o off-test32

off-test64: off-test64.c
	gcc off-test64.c -o off-test64

off-test32.c

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char* argv[])
{
    fprintf(stdout, "off_t size: %lu\n", sizeof(off_t));
    return EXIT_SUCCESS;
}

off-test64.c

#define _FILE_OFFSET_BITS 64
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char* argv[])
{
    fprintf(stdout, "off_t size: %lu\n", sizeof(off_t));
    return EXIT_SUCCESS;
}