When selecting "Start Bitcoin Core on system login" in the settings, it will unselect itself after closing the dialog.

Tested with current master (e8ffec6) on Windows 7.

{
#ifdef WIN32
    
    WSADATA wsadata;
    int ret = WSAStartup(MAKEWORD(2,2), &wsadata);
    if (ret != NO_ERROR || LOBYTE(wsadata.wVersion ) != 2 || HIBYTE(wsadata.wVersion) != 2)
        return false;
#endif
    return true;
}
int GetNumCores()
{
    return std::thread::hardware_concurrency();
}
std::string CopyrightHolders(const std::string& strPrefix)