775     int prevval, prevextremevalid = 0, prevextreme = 0;  in audioop_avgpp_impl()  local
784     prevval = GETRAWSAMPLE(width, fragment->buf, 0);  in audioop_avgpp_impl()
788         if (val != prevval) {  in audioop_avgpp_impl()
789             diff = val < prevval;  in audioop_avgpp_impl()
795                     if (prevval < prevextreme)  in audioop_avgpp_impl()
797                                         (unsigned int)prevval);  in audioop_avgpp_impl()
799                         sum += (double)((unsigned int)prevval -  in audioop_avgpp_impl()
804                 prevextreme = prevval;  in audioop_avgpp_impl()
806             prevval = val;  in audioop_avgpp_impl()
832     int prevval, prevextremevalid = 0, prevextreme = 0;  in audioop_maxpp_impl()  local
840     prevval = GETRAWSAMPLE(width, fragment->buf, 0);  in audioop_maxpp_impl()
844         if (val != prevval) {  in audioop_maxpp_impl()
845             diff = val < prevval;  in audioop_maxpp_impl()
851                     if (prevval < prevextreme)  in audioop_maxpp_impl()
853                                       (unsigned int)prevval;  in audioop_maxpp_impl()
855                         extremediff = (unsigned int)prevval -  in audioop_maxpp_impl()
861                 prevextreme = prevval;  in audioop_maxpp_impl()
863             prevval = val;  in audioop_maxpp_impl()
885     int prevval;  in audioop_cross_impl()  local
891     prevval = 17; /* Anything <> 0,1 */  in audioop_cross_impl()
894         if (val != prevval) ncross++;  in audioop_cross_impl()
895         prevval = val;  in audioop_cross_impl()