Qichen

This fixes my failing build on Raspberry Pi OS(Debian 12 bookworm based). Thanks.

> What is your use case? Your solution seems to be very convoluted. Wouldn't it be easier if the Interface could return an iterator over the neighbors it has in...

> > I am willing to implement an API that allows querying the MAC address from a given IP if someone can help review the code. > > Do you...

> > I am willing to implement an API that allows querying the MAC address from a given IP if someone can help review the code. > > Do you...