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

[Andrew Cagney]

New commits:
commit 07564458d6610eb684ee49135256e304e0785efe
Author: Andrew Cagney <cagney at gnu.org>
Date:   Sat Mar 6 11:08:28 2021 -0500

    ip: tweak virtual ip - work on a subnet