boost: LIBS += -lboost_serialization expat: LIBS += -lexpat expat: PKGCONFIG -= expat cairo { PKGCONFIG += cairo LIBS -= $$system(pkg-config --variable=libdir cairo)/libcairo.a } pyside { PKGCONFIG -= pyside INCLUDEPATH += $$system(pkg-config --variable=includedir pyside-py2) INCLUDEPATH += $$system(pkg-config --variable=includedir pyside-py2)/QtCore INCLUDEPATH += $$system(pkg-config --variable=includedir pyside-py2)/QtGui INCLUDEPATH += $$system(pkg-config --variable=includedir QtGui) LIBS += -lpyside-python2.7 } shiboken { PKGCONFIG -= shiboken INCLUDEPATH += $$system(pkg-config --variable=includedir shiboken-py2) LIBS += -lshiboken-python2.7 }