Added strlcpy() since it turns out some krb4-implementations don't include

    char realm[REALM_SZ];

};

#ifndef HAVE_STRLCPY

size_t

strlcpy (char *dst, const char *src, size_t dst_sz)

{

    size_t n;

    char *p;

    for (p = dst, n = 0;

	 n + 1 < dst_sz && *src != '\0';

	 ++p, ++src, ++n)

	*p = *src;

    *p = '\0';

    if (*src == '\0')

	return n;

    else

	return n + strlen (src);

}

#endif

static int

krb4_check_prot(void *app_data, int level)

{