mask62plen(const u_char *mask)
{
	u_char bitmasks[9] = {
		0x00,
		0x80, 0xc0, 0xe0, 0xf0,
		0xf8, 0xfc, 0xfe, 0xff
	};
	int byte;
	int cidr_len = 0;

	for (byte = 0; byte < 16; byte++) {
		u_int bits;

		for (bits = 0; bits < (sizeof (bitmasks) / sizeof (bitmasks[0])); bits++) {
			if (mask[byte] == bitmasks[bits]) {
				cidr_len += bits;
				break;
			}
		}

		if (mask[byte] != 0xff)
			break;
	}
	return (cidr_len);
}
mask62plen(const u_char *mask)
{
	u_char bitmasks[9] = {
		0x00,
		0x80, 0xc0, 0xe0, 0xf0,
		0xf8, 0xfc, 0xfe, 0xff
	};
	int byte;
	int cidr_len = 0;

	for (byte = 0; byte < 16; byte++) {
		u_int bits;

		for (bits = 0; bits < (sizeof (bitmasks) / sizeof (bitmasks[0])); bits++) {
			if (mask[byte] == bitmasks[bits]) {
				cidr_len += bits;
				break;
			}
		}

		if (mask[byte] != 0xff)
			break;
	}
	return (cidr_len);
}