Makefile: -lXXXXX is really a filename parameter

According to gcc docs, -l is converted to a filename which makes it a
filename parameter. Let's move it to the end.

Signed-off-by: Kai Krakow <kai@kaishome.de>

test/Makefile

@@ -33,7 +33,7 @@ include depends.mk
 
 %: %.o ../makeflags
 	@echo "Implicit rule %: %.o"
-	$(CXX) $(CXXFLAGS) $(LDFLAGS) $(LIBS) -o $@ $<
+	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $< $(LIBS)
 
 clean:
 	rm -fv *.o