addr2ascii(3) needs sys/socket.h?

[Maxim Konovalov]

> > > AF_INET or AF_LINK should be passed as the first arg to
> > > addr2ascii(3) and ascii2addr(3).  These are defined in
> > > sys/socket.h, but that is omitted in the include section of the
> > > manpage.
[...]

Fixed, thanks!

-- 
Maxim Konovalov