-CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui
-QTLDLIBS = -L$(QTDIR)/lib -lQtCore4 -lQtGui4
-MOC = moc
-else ifeq ($(platform),Darwin)
-CXXFLAGS = -I/Library/Frameworks/QtGui.framework/Versions/Current/Headers -I/Library/Frameworks/QtCore.framework/Versions/Current/Headers
-QTLDLIBS = -framework QtGui -framework QtCore
-MOC = moc
+CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui -I$(QTDIR)/include/QtWidgets
+QTLDLIBS = -L$(QTDIR)/lib -lQt5Core -lQt5Gui -lQt5Widgets
+MOC = $(QTDIR)/bin/moc
+LUAPLATFORM = mingw