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	* return:			* return:
	*\li 0 on success, -1 (with errno set) on failure.			*\li 0 on success, -1 (with errno set) on failure.
	*/			*/
	int			int
	ns_name_skip(const u_char *ptrptr, const u_char eom)			ns_name_skip(const u_char *ptrptr, const u_char eom)
	{			{
	const u_char *cp;			const u_char *cp;
	u_int n;			u_int n;
	int l;			int l = 0;

	cp = *ptrptr;			cp = *ptrptr;
	while (cp < eom && (n = *cp++) != 0) {			while (cp < eom && (n = *cp++) != 0) {
	/* Check for indirection. */			/* Check for indirection. */
	switch (n & NS_CMPRSFLGS) {			switch (n & NS_CMPRSFLGS) {
	case 0: /%< normal case, n == len /			case 0: /%< normal case, n == len /
	cp += n;			cp += n;
	continue;			continue;
	case NS_TYPE_ELT: /%< EDNS0 extended label /			case NS_TYPE_ELT: /%< EDNS0 extended label /
	if ((l = labellen(cp - 1)) < 0) {			if (cp < eom && (l = labellen(cp - 1)) < 0) {
	errno = EMSGSIZE; /%< XXX /			errno = EMSGSIZE; /%< XXX /
	return (-1);			return (-1);
	}			}
	cp += l;			cp += l;
	continue;			continue;
	case NS_CMPRSFLGS: /%< indirection /			case NS_CMPRSFLGS: /%< indirection /
	cp++;			cp++;
	break;			break;
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