use TSRESOL_USEC as default if we have not time resolution information in IDB
@@ -337,7 +337,7 @@ memset(&pcapngapplinfo, 0, OPTIONLEN_MAX);
memset(&pcapngoptioninfo, 0, OPTIONLEN_MAX);
memset(&pcapngweakcandidate, 0 ,OPTIONLEN_MAX);
memset(&pcapngdeviceinfo, 0 ,6);
-pcapngtimeresolution = IF_TSRESOL;
+pcapngtimeresolution = TSRESOL_USEC;
memset(&myaktap, 0 ,6);
memset(&myaktclient, 0 ,6);
memset(&nmeasentence, 0, OPTIONLEN_MAX);
