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	#ifdef INET6	#ifdef INET6
	if (inp->inp_vflag & INP_IPV6PROTO) {	if (inp->inp_vflag & INP_IPV6PROTO) {
	error = ip6_ctloutput(so, sopt);	error = ip6_ctloutput(so, sopt);
		/*
		* If the TCLASS changes we need to
		* notify tcp stacks that care.
		*/
		if ((sopt->sopt_level == IPPROTO_IPV6) &&
		(sopt->sopt_name == IPV6_TCLASS) &&
		(error == 0)) {
		INP_WLOCK(inp);
		if ((inp->inp_flags &
		(INP_TIMEWAIT \| INP_DROPPED))) {
		INP_WUNLOCK(inp);
		return (ECONNRESET);
		}
		tp = intotcpcb(inp);
		if (tp->t_fb->tfb_dscp_change != NULL) {
		/*
		* This stack wants to know about DSCP codepoint
		* changes.
		*/
		(tp->t_fb->tfb_dscp_change)(tp);
		}
		INP_WUNLOCK(inp);
		}
	/*	/*
	* In case of the IPV6_USE_MIN_MTU socket option,	* In case of the IPV6_USE_MIN_MTU socket option,
	* the INC_IPV6MINMTU flag to announce a corresponding	* the INC_IPV6MINMTU flag to announce a corresponding
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	#endif	#endif
	#ifdef INET	#ifdef INET
	{	{
		/*
		* If the TOS changes we need to
		* notify tcp stacks that care.
		*/
	error = ip_ctloutput(so, sopt);	error = ip_ctloutput(so, sopt);
		if ((sopt->sopt_level == IPPROTO_IP) &&
		(sopt->sopt_name == IP_TOS) &&
		(error == 0)) {
		INP_WLOCK(inp);
		if ((inp->inp_flags &
		(INP_TIMEWAIT \| INP_DROPPED))) {
		INP_WUNLOCK(inp);
		return (ECONNRESET);
		}
		tp = intotcpcb(inp);
		if (tp->t_fb->tfb_dscp_change != NULL) {
		/*
		* This stack wants to know about DSCP codepoint
		* changes.
		*/
		(tp->t_fb->tfb_dscp_change)(tp);
		}
		INP_WUNLOCK(inp);
		}
	}	}
	#endif	#endif
	return (error);	return (error);
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