[Swan-commit] Changes to ref refs/heads/master

[Andrew Cagney]

New commits:
commit 779c55283148e3f79a75cef04eef6e70a400f45e
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Aug 22 19:57:19 2019 -0400

    ip: implement addrtypeof() using address_type()