CMake Warning: Manually-specified variables were not used by the project: CMAKE_LD_FLAGS ECM_MKSPECS_INSTALL_DIR /var/pisi/plasma-activities-6.3.4-4/work/plasma-activities-6.3.4/src/lib/manager_p.cpp: In member function ‘void KActivities::Manager::serviceOwnerChanged(const QString&, const QString&, const QString&)’: /var/pisi/plasma-activities-6.3.4-4/work/plasma-activities-6.3.4/src/lib/manager_p.cpp:92:103: warning: unused parameter ‘newOwner’ [-Wunused-parameter] 92 | void Manager::serviceOwnerChanged(const QString &serviceName, const QString &oldOwner, const QString &newOwner) | ~~~~~~~~~~~~~~~^~~~~~~~