static QString GetSysVersion() {     DWORD dwVersion = 0;     WKSTA_INFO_100 *wkstaInfo = NULL;

    NET_API_STATUS netStatus = NetWkstaGetInfo(NULL, 100, (BYTE **)&wkstaInfo);     if (netStatus == NERR_Success) {         DWORD dwMajVer = wkstaInfo->wki100_ver_major;         DWORD dwMinVer = wkstaInfo->wki100_ver_minor;         dwVersion = (DWORD)MAKELONG(dwMinVer, dwMajVer);         NetApiBufferFree(wkstaInfo);     }

    char buf[128];     sprintf(buf, "%d.%d", (dwVersion >> 16) & 0xffff, (dwVersion >> 0) & 0xffff);

    QString version = QString::fromLocal8Bit(buf);     return version; }

QString systemVersion() {     static QString verName = "";     if (!verName.isEmpty()) {         return verName;     }

#ifdef Q_OS_WIN     QString version = GetSysVersion();

    if (version.startsWith("5.1")) {         verName = "Windows XP";     } else if (version.startsWith("5.2")) {         verName = "Windows XP 64-Bit Edition";     } else if (version.startsWith("6.0")) {         verName = "Windows Vista";     } else if (version.startsWith("6.1")) {         verName = "Windows 7";     } else if (version.startsWith("6.2")) {         verName = "Windows 8";     } else if (version.startsWith("6.3")) {         verName = "Windows 8.1";     } else if (version.startsWith("10.0")) {         verName = "Windows 10";     } else {         verName = "Windows-Unknown";     } #endif     return verName; }