#elif defined(Q_WS_HAIKU)
    QString strVersion("Haiku");
    BPath path;
    if (find_directory(B_BEOS_LIB_DIRECTORY, &path) == B_OK) {
        path.Append("libbe.so");
        BAppFileInfo appFileInfo;
        version_info versionInfo;
        BFile file;
        if (file.SetTo(path.Path(), B_READ_ONLY) == B_OK
            && appFileInfo.SetTo(&file) == B_OK
            && appFileInfo.GetVersionInfo(&versionInfo,
                B_APP_VERSION_KIND) == B_OK
            && versionInfo.short_info[0] != '\0')
                strVersion = versionInfo.short_info;
    }

    const char* haikuRevision = __get_haiku_revision();
    if (haikuRevision != NULL) {
        os_str_ = "Haiku";
        os_str_ += " ( " + strVersion + " Rev. ";
        os_str_ += haikuRevision;
        os_str_ += ")";
    }

#endif