joaijala@joaijala-linux:~/Qt/Qt_commercial_staging/Examples/Qt-5.13.0/uitools/textfinder$ ../../../../5.13.0/gcc_64/bin/qmake 
Info: creating stash file /home/joaijala/Qt/Qt_commercial_staging/Examples/Qt-5.13.0/uitools/textfinder/.qmake.stash
joaijala@joaijala-linux:~/Qt/Qt_commercial_staging/Examples/Qt-5.13.0/uitools/textfinder$ make
g++ -c -pipe -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DQT_NO_DEBUG -DQT_UITOOLS_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I. -I../../../../5.13.0/gcc_64/include -I../../../../5.13.0/gcc_64/include/QtUiTools -I../../../../5.13.0/gcc_64/include/QtWidgets -I../../../../5.13.0/gcc_64/include/QtGui -I../../../../5.13.0/gcc_64/include/QtCore -I. -isystem /usr/include/libdrm -I../../../../5.13.0/gcc_64/mkspecs/linux-g++ -o textfinder.o textfinder.cpp
g++ -c -pipe -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DQT_NO_DEBUG -DQT_UITOOLS_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I. -I../../../../5.13.0/gcc_64/include -I../../../../5.13.0/gcc_64/include/QtUiTools -I../../../../5.13.0/gcc_64/include/QtWidgets -I../../../../5.13.0/gcc_64/include/QtGui -I../../../../5.13.0/gcc_64/include/QtCore -I. -isystem /usr/include/libdrm -I../../../../5.13.0/gcc_64/mkspecs/linux-g++ -o main.o main.cpp
/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/bin/rcc -name textfinder textfinder.qrc -o qrc_textfinder.cpp
g++ -c -pipe -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DQT_NO_DEBUG -DQT_UITOOLS_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I. -I../../../../5.13.0/gcc_64/include -I../../../../5.13.0/gcc_64/include/QtUiTools -I../../../../5.13.0/gcc_64/include/QtWidgets -I../../../../5.13.0/gcc_64/include/QtGui -I../../../../5.13.0/gcc_64/include/QtCore -I. -isystem /usr/include/libdrm -I../../../../5.13.0/gcc_64/mkspecs/linux-g++ -o qrc_textfinder.o qrc_textfinder.cpp
g++ -pipe -O2 -std=gnu++11 -Wall -W -dM -E -o moc_predefs.h ../../../../5.13.0/gcc_64/mkspecs/features/data/dummy.cpp
/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/bin/moc -DQT_NO_DEBUG -DQT_UITOOLS_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB --include /home/joaijala/Qt/Qt_commercial_staging/Examples/Qt-5.13.0/uitools/textfinder/moc_predefs.h -I/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/mkspecs/linux-g++ -I/home/joaijala/Qt/Qt_commercial_staging/Examples/Qt-5.13.0/uitools/textfinder -I/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/include -I/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/include/QtUiTools -I/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/include/QtWidgets -I/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/include/QtGui -I/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/include/QtCore -I/usr/include/c++/5 -I/usr/include/x86_64-linux-gnu/c++/5 -I/usr/include/c++/5/backward -I/usr/lib/gcc/x86_64-linux-gnu/5/include -I/usr/local/include -I/usr/lib/gcc/x86_64-linux-gnu/5/include-fixed -I/usr/include/x86_64-linux-gnu -I/usr/include textfinder.h -o moc_textfinder.cpp
g++ -c -pipe -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DQT_NO_DEBUG -DQT_UITOOLS_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I. -I../../../../5.13.0/gcc_64/include -I../../../../5.13.0/gcc_64/include/QtUiTools -I../../../../5.13.0/gcc_64/include/QtWidgets -I../../../../5.13.0/gcc_64/include/QtGui -I../../../../5.13.0/gcc_64/include/QtCore -I. -isystem /usr/include/libdrm -I../../../../5.13.0/gcc_64/mkspecs/linux-g++ -o moc_textfinder.o moc_textfinder.cpp
g++ -Wl,-O1 -Wl,-rpath,/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/lib -Wl,-rpath-link,/home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/lib -o textfinder textfinder.o main.o qrc_textfinder.o moc_textfinder.o   /home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/lib/libQt5UiTools.a -lQt5Widgets -lQt5Gui -lQt5Core /home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/lib/libQt5Widgets.so /home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/lib/libQt5Gui.so /home/joaijala/Qt/Qt_commercial_staging/5.13.0/gcc_64/lib/libQt5Core.so -lGL -lpthread   
/usr/bin/ld: cannot find -lQt5Widgets
/usr/bin/ld: cannot find -lQt5Gui
/usr/bin/ld: cannot find -lQt5Core
collect2: error: ld returned 1 exit status
Makefile:267: recipe for target 'textfinder' failed
make: *** [textfinder] Error 1