### 3.3 Optimization
ifeq ($(optimize),yes)
- CXXFLAGS += -O3
+ CXXFLAGS += -O3 -g
ifeq ($(comp),gcc)
ifeq ($(OS), Android)
%.pb.h %.pb.cc: %.proto
$(PROTOC) -I $(PROTOS_PATH) --cpp_out=. $<
-LDFLAGS += -lprotobuf -lgrpc++_unsecure -lgrpc_unsecure -lgrpc
+#LDFLAGS += -Wl,-Bstatic -Wl,-\( -lprotobuf -lgrpc++_unsecure -lgrpc_unsecure -lgrpc -lz -Wl,-\) -Wl,-Bdynamic -ldl
+LDFLAGS += /usr/lib/x86_64-linux-gnu/libprotobuf.a /usr/lib/libgrpc++_unsecure.a /usr/lib/libgrpc_unsecure.a /usr/lib/libgrpc.a /usr/lib/x86_64-linux-gnu/libcares.a -ldl -lz
client: $(CLIOBJS)
$(CXX) -o $@ $(CLIOBJS) $(LDFLAGS)