189 	u_int32_t		recvAck;	/* last seq # peer ack'd */  member
611 			    hpriv->recvAck) >= hpriv->xmitWin) {  in ng_pptpgre_xmit()
635 			hpriv->timeSent[hpriv->xmitSeq - hpriv->recvAck]  in ng_pptpgre_xmit()
680 	    gre->hasSeq && hpriv->xmitSeq == hpriv->recvAck + 1)  in ng_pptpgre_xmit()
837 		const int index = ack - hpriv->recvAck - 1;  in ng_pptpgre_rcvdata_lower()
845 		if (PPTP_SEQ_DIFF(ack, hpriv->recvAck) <= 0)  in ng_pptpgre_rcvdata_lower()
847 		hpriv->recvAck = ack;  in ng_pptpgre_rcvdata_lower()
878 			if (hpriv->recvAck != hpriv->xmitSeq)  in ng_pptpgre_rcvdata_lower()
1108 	hpriv->recvAck = hpriv->xmitSeq;		/* pretend we got the ack */  in ng_pptpgre_recv_ack_timeout()
1110 	hpriv->winAck = hpriv->recvAck + hpriv->xmitWin;	/* reset win expand time */  in ng_pptpgre_recv_ack_timeout()
1258 	hpriv->recvAck = ~0;  in ng_pptpgre_reset()