The Examplary/Lock and Unlock Net Players Car Doors

if(DOES_CHAR_EXIST(players[index].ped)){
                        if(IS_CHAR_IN_ANY_CAR(players[index].ped)){
                            uint lock;
                            int pveh,nvid,tick;
                            GET_CAR_CHAR_IS_USING(players[index].ped,&pveh);
                            GET_NETWORK_ID_FROM_VEHICLE(pveh,&nvid);
                            REQUEST_CONTROL_OF_NETWORK_ID(nvid);
                            while(!HAS_CONTROL_OF_NETWORK_ID(nvid)){
                                tick++;
                                REQUEST_CONTROL_OF_NETWORK_ID(nvid);
                                if(tick >= 200){
                                    print("Error");
                                    return;
                                }
                                WAIT(0);
                            }
                            GET_CAR_DOOR_LOCK_STATUS(pveh,&lock);
                            if(lock == VEHICLE_DOOR_UNLOCKED){
                                LOCK_CAR_DOORS(pveh,4);
                                print("Doors locked!");
                            }
                            else{
                                LOCK_CAR_DOORS(pveh,1);
                                print("Doors unlocked!");
                            }
                        }
                        else print("Player not in Vehicle");
                    }