Function realloc_unlocked

examples/stdlib.c:2416–2419

    return calloc_impl(NULL, nmemb, size, /*lock=*/false);
}
static void *realloc_unlocked(void *ptr, size_t size)
{
    return realloc_impl(NULL, ptr, size, /*lock=*/false);
}
static void free_unlocked(void *ptr)
{
    free_impl(NULL, ptr, /*lock=*/false);