ifneq ($(wildcard $(QTDIR)/include/QtWidgets),)
                        QTINCLUDES += -I$(QTDIR)/include/QtWidgets
                        QTLDLIBS = -L$(QTDIR)/lib -lQt5Widgets -lQt5Gui -lQt5Core
                ifneq ($(wildcard $(QTDIR)/include/QtWidgets),)
                        QTINCLUDES += -I$(QTDIR)/include/QtWidgets
                        QTLDLIBS = -L$(QTDIR)/lib -lQt5Widgets -lQt5Gui -lQt5Core