116 	    (mbp->msg_bufr < 0) || (mbp->msg_bufr >= mbp->msg_bufs) ||  in initmsgbuf()
210 	while (mbp->msg_bufr == mbp->msg_bufx) {  in logread()
222 		l = mbp->msg_bufx - mbp->msg_bufr;  in logread()
224 			l = mbp->msg_bufs - mbp->msg_bufr;  in logread()
229 		error = uiomove(&mbp->msg_bufc[mbp->msg_bufr], (int)l, uio);  in logread()
233 		mbp->msg_bufr += l;  in logread()
234 		if (mbp->msg_bufr < 0 || mbp->msg_bufr >= mbp->msg_bufs)  in logread()
235 			mbp->msg_bufr = 0;  in logread()
250 		if (msgbufp->msg_bufr != msgbufp->msg_bufx)  in logpoll()
276 	if (msgbufp->msg_bufr == msgbufp->msg_bufx) {  in filt_logread()
278 	} else if (msgbufp->msg_bufr < msgbufp->msg_bufx) {  in filt_logread()
279 		kn->kn_data = msgbufp->msg_bufx - msgbufp->msg_bufr;  in filt_logread()
282 		kn->kn_data = (msgbufp->msg_bufs - msgbufp->msg_bufr) +  in filt_logread()
352 		l = msgbufp->msg_bufx - msgbufp->msg_bufr;  in logioctl()
395 		char c0 = mbp->msg_bufc[mbp->msg_bufr];  in logskip()
396 		if (++mbp->msg_bufr >= mbp->msg_bufs)  in logskip()
397 			mbp->msg_bufr = 0;  in logskip()
411 	if (mbp->msg_bufr == mbp->msg_bufx)  in logaddchar()