void displayerror(int nErrorCode)
{
    LPVOID lpMsgBuf;
    FormatMessage(
        FORMAT_MESSAGE_ALLOCATE_BUFFER |
            FORMAT_MESSAGE_FROM_SYSTEM |
            FORMAT_MESSAGE_IGNORE_INSERTS,
        NULL,
        nErrorCode,
        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
        (LPTSTR)&lpMsgBuf,
        0,
        NULL);

    printf("%d %s\n", nErrorCode, (LPCTSTR)lpMsgBuf);
    LocalFree(lpMsgBuf);
}