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

[Andrew Cagney]

New commits:
commit ccb8cdc10a95daa3df30e6c9d82a2f36c2a24014
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Sep 19 22:17:05 2018 -0400

    fd_t: new type, change all whackfd's to fd_t so they can be tracked