417     ZPOS64_T uBackRead;  in unz64local_SearchCentralDir()  local
434     uBackRead = 4;  in unz64local_SearchCentralDir()
435     while (uBackRead<uMaxBack)  in unz64local_SearchCentralDir()
440         if (uBackRead+BUFREADCOMMENT>uMaxBack)  in unz64local_SearchCentralDir()
441             uBackRead = uMaxBack;  in unz64local_SearchCentralDir()
443             uBackRead+=BUFREADCOMMENT;  in unz64local_SearchCentralDir()
444         uReadPos = uSizeFile-uBackRead ;  in unz64local_SearchCentralDir()
483     ZPOS64_T uBackRead;  in unz64local_SearchCentralDir64()  local
502     uBackRead = 4;  in unz64local_SearchCentralDir64()
503     while (uBackRead<uMaxBack)  in unz64local_SearchCentralDir64()
508         if (uBackRead+BUFREADCOMMENT>uMaxBack)  in unz64local_SearchCentralDir64()
509             uBackRead = uMaxBack;  in unz64local_SearchCentralDir64()
511             uBackRead+=BUFREADCOMMENT;  in unz64local_SearchCentralDir64()
512         uReadPos = uSizeFile-uBackRead ;  in unz64local_SearchCentralDir64()