29     internal delegate void AddressResolverCallback (IntPtr resolver, int iface, Protocol proto,  in AddressResolverCallback()
30                                                     ResolverEvent revent, IntPtr address,  in AddressResolverCallback()
31 …                                        IntPtr hostname, LookupResultFlags flags, IntPtr userdata);  in AddressResolverCallback()
59         private IntPtr handle;
74 … private static extern IntPtr avahi_address_resolver_new (IntPtr client, int iface, Protocol proto,  in avahi_address_resolver_new()
75                                                                  IntPtr address, LookupFlags flags,  in avahi_address_resolver_new()
77                                                                  IntPtr userdata);  in avahi_address_resolver_new()
80         private static extern void avahi_address_resolver_free (IntPtr handle);  in avahi_address_resolver_free()
143             if (client.Handle == IntPtr.Zero || handle != IntPtr.Zero ||  in Start()
147             IntPtr addrPtr = Utility.AddressToPtr (address);  in Start()
151                                                      cb, IntPtr.Zero);  in Start()
153                 if (handle == IntPtr.Zero)  in Start()
162             if (client.Handle != IntPtr.Zero && handle != IntPtr.Zero &&  in Stop()
167                     handle = IntPtr.Zero;  in Stop()
172         private void OnAddressResolverCallback (IntPtr resolver, int iface, Protocol proto,  in OnAddressResolverCallback()
173                                                 ResolverEvent revent, IntPtr address,  in OnAddressResolverCallback()
174 …                                         IntPtr hostname, LookupResultFlags flags, IntPtr userdata)  in OnAddressResolverCallback()