Function fwrite

examples/stdlib.c:3588–3594

}

static size_t fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream)
{
    stdio_lock(stream, 0);
    size_t result = fwrite_unlocked(ptr, size, nmemb, stream);
    stdio_unlock(stream);
    return result;
}

static int fgetc_unlocked(FILE *stream)
{