4214 	uint32_t	snxt;  in tcp_ss_rexmit()  local
4228 		snxt = tcp->tcp_rexmit_nxt;  in tcp_ss_rexmit()
4229 		if (SEQ_LT(snxt, tcp->tcp_suna)) {  in tcp_ss_rexmit()
4230 			snxt = tcp->tcp_suna;  in tcp_ss_rexmit()
4233 		win -= snxt - tcp->tcp_suna;  in tcp_ss_rexmit()
4235 		snxt_mp = tcp_get_seg_mp(tcp, snxt, &off);  in tcp_ss_rexmit()
4237 		while (SEQ_LT(snxt, smax) && (win > 0) &&  in tcp_ss_rexmit()
4246 			if (SEQ_GT(snxt + cnt, smax)) {  in tcp_ss_rexmit()
4247 				cnt = smax - snxt;  in tcp_ss_rexmit()
4250 			    &snxt_mp, snxt, B_TRUE, &cnt, B_TRUE);  in tcp_ss_rexmit()
4258 			snxt += cnt;  in tcp_ss_rexmit()
4270 			tcp->tcp_rexmit_nxt = snxt;  in tcp_ss_rexmit()
4280 		if (SEQ_LT(snxt, smax) || win == 0) {  in tcp_ss_rexmit()
4615 	uint32_t	snxt;  in tcp_wput_data()  local
4698 	snxt = tcp->tcp_snxt;  in tcp_wput_data()
4724 	if ((tcp->tcp_suna == snxt) &&  in tcp_wput_data()
4763 		usable_r -= snxt;  in tcp_wput_data()
4801 	    snxt != tcp->tcp_suna &&  in tcp_wput_data()
4829 			    (tcp->tcp_unsent - (snxt - tcp->tcp_snxt)) > len &&  in tcp_wput_data()
4838 				if (snxt == tcp->tcp_snxt &&  in tcp_wput_data()
4839 				    snxt == tcp->tcp_suna) {  in tcp_wput_data()
4864 		U32_TO_ABE32(snxt, tcph->th_seq);  in tcp_wput_data()
4881 			    snxt, B_FALSE, (uint32_t *)&len, B_FALSE);  in tcp_wput_data()
4894 			snxt += len;  in tcp_wput_data()
4911 		snxt += len;	/* Adjust later if we don't send all of len */  in tcp_wput_data()
5094 				snxt += tail_unsent;  in tcp_wput_data()
5151 	len = tcp->tcp_snxt - snxt;  in tcp_wput_data()
5163 			    tcp->tcp_snxt, snxt,  in tcp_wput_data()
5167 		tcp->tcp_snxt = snxt + tcp->tcp_fin_sent;  in tcp_wput_data()
5170 		if ((snxt + len) == tcp->tcp_suna) {  in tcp_wput_data()
5187 	} else if (snxt == tcp->tcp_suna && tcp->tcp_swnd == 0) {  in tcp_wput_data()