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

[Andrew Cagney]

New commits:
commit 78a3238d69a300b720a2ebdbffacafbbd477d839
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Mar 19 22:12:42 2020 -0400

    tcp: workaround a lack of wide spread #define TCP_ULP 31
    
    spotted by Antony