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

[Andrew Cagney]

New commits:
commit e89bd40f4767862b7cd6601bf7b1ac33027cb780
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Jun 11 17:21:07 2019 -0400

    ipcheck: misc cleanups
    
    Delete #ifdef NOT_YET main() programs.
    Reduce number of print macros.
    Eliminate some %s(null) output.