inet_pton() implementation for older windows versions

my_inet_pton.c

/*
 * Use as you wish
 */

static int my_inet_pton(int family, const char *src, void *dst)
{
    int rc;
    struct sockaddr_storage addr;
    int addr_len;

    addr.ss_family = family;

    rc = WSAStringToAddressA((char *) src, family, NULL, (struct sockaddr *) &addr, &addr_len);
    if (rc != 0)
    {
        return -1;
    }

    if (family == AF_INET)
    {
        memcpy(dst, &((struct sockaddr_in *)&addr)->sin_addr,
            sizeof(struct in_addr));
    }
    else if (family == AF_INET6)
    {
        memcpy(dst, &((struct sockaddr_in6 *)&addr)->sin6_addr,
            sizeof(struct in6_addr));
    }

    return 1;
}