237    if (mainHeader.lastUsableLBA != secondHeader.lastUsableLBA) {  in Verify()
239       cout << "\nProblem: main GPT header's last usable LBA pointer (" << mainHeader.lastUsableLBA  in Verify()
241            << secondHeader.lastUsableLBA << ")\n"  in Verify()
279 … if ((mainHeader.lastUsableLBA >= diskSize) || (mainHeader.lastUsableLBA > mainHeader.backupLBA)) {  in Verify()
282            << "sector is " << mainHeader.lastUsableLBA << ", but backup header is at\n"  in Verify()
384       if (mainHeader.lastUsableLBA < lastUsedBlock) {  in CheckGPTSize()
385          overlap = lastUsedBlock - mainHeader.lastUsableLBA;  in CheckGPTSize()
553    mainHeader.lastUsableLBA = secondHeader.lastUsableLBA;  in RebuildMainHeader()
574    secondHeader.lastUsableLBA = mainHeader.lastUsableLBA;  in RebuildSecondHeader()
576    secondHeader.partitionEntriesLBA = secondHeader.lastUsableLBA + UINT64_C(1);  in RebuildSecondHeader()
1070 … if ((mainHeader.lastUsableLBA >= diskSize) || (mainHeader.lastUsableLBA > mainHeader.backupLBA)) {  in SaveGPTData()
1440         << ", last usable sector is " << mainHeader.lastUsableLBA << "\n";  in DisplayGPTData()
1860    mainHeader.lastUsableLBA = diskSize - mainHeader.firstUsableLBA;  in ClearGPTData()
1889    if (mainHeader.lastUsableLBA != diskSize - mainHeader.firstUsableLBA) {  in MoveSecondHeaderToEnd()
1897    mainHeader.lastUsableLBA = secondHeader.lastUsableLBA = diskSize - mainHeader.firstUsableLBA;  in MoveSecondHeaderToEnd()
1898    secondHeader.partitionEntriesLBA = secondHeader.lastUsableLBA + UINT64_C(1);  in MoveSecondHeaderToEnd()
2004       if ((sectorOK != 1) && (later <= mainHeader.lastUsableLBA)) {  in Align()
2114    if (first > mainHeader.lastUsableLBA)  in FindFirstAvailable()
2148    last = mainHeader.lastUsableLBA;  in FindLastAvailable()
2174    nearestStart = mainHeader.lastUsableLBA;  in FindLastInFree()
2231         (sector > mainHeader.lastUsableLBA)) {  in IsFree()
2320    ReverseBytes(&header->lastUsableLBA, 8);  in ReverseHeaderBytes()