#include <stdio.h>

struct foo 
{
    struct bar *next;  /* Linked list */
};


int main(void) {
    struct bar *a = 0;
    struct baz *b = 0;
    struct foo c = {0};

    printf("bar -> %p\n", (void *)a);
    printf("baz -> %p\n", (void *)b);
    printf("foo -> %p, %zu\n", (void *)&c, sizeof c); /* Remove %zu if compiling with -ansi flag */
    return 0;
}