303 	uchar_t			*rptr, *rmax;  in z_compress()  local
317 	if (rptr != NULL) {					\  in z_compress()
318 		while (rptr >= rmax) {				\  in z_compress()
320 				rptr = NULL;			\  in z_compress()
323 			rptr = mp->b_rptr;			\  in z_compress()
330 	if (rptr != NULL) {					\  in z_compress()
331 		(v) = *rptr++;					\  in z_compress()
340 	rptr = mp->b_rptr;  in z_compress()
353 	if (rptr == NULL)  in z_compress()
355 	r = *rptr;  in z_compress()
357 		rptr++;  in z_compress()
359 		if (rptr == NULL || *rptr == PPP_COMP || *rptr == PPP_COMPFRAG)  in z_compress()
432 	state->strm.next_in = rptr;  in z_compress()
433 	state->strm.avail_in = mp->b_wptr - rptr;  in z_compress()
537 	uchar_t			*rptr, *rmax;  in z_incomp()  local
545 	rptr = mp->b_rptr;  in z_incomp()
548 	rptr++;		/* skip address */  in z_incomp()
550 	rptr++;		/* skip control */  in z_incomp()
558 	if (rptr == NULL)  in z_incomp()
560 	r = *rptr;  in z_incomp()
562 		rptr++;  in z_incomp()
564 		if (rptr == NULL || *rptr == PPP_COMP || *rptr == PPP_COMPFRAG)  in z_incomp()
577 	rlen = mp->b_wptr - rptr;  in z_incomp()
579 	state->strm.next_in = rptr;  in z_incomp()
773 	uchar_t			*rptr, *rmax;  in z_decompress()  local
790 	rptr = mi->b_rptr + PPP_HDRLEN;  in z_decompress()
792 	if (rptr > rmax) {  in z_decompress()
801 	hdlcaddr = rptr[-PPP_HDRLEN];  in z_decompress()
802 	hdlcctrl = rptr[-PPP_HDRLEN+1];  in z_decompress()
809 	if (rptr != NULL) {					\  in z_decompress()
810 		while (rptr >= rmax) {				\  in z_decompress()
814 				rptr = NULL;			\  in z_decompress()
817 			rptr = mi->b_rptr;			\  in z_decompress()
827 	seq = rptr == NULL ? 0 : (*rptr++ << 8);  in z_decompress()
829 	if (rptr == NULL) {  in z_decompress()
837 	seq |= *rptr++;  in z_decompress()
887 	state->strm.next_in = rptr;  in z_decompress()
888 	state->strm.avail_in = mi->b_wptr - rptr;  in z_decompress()