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

[Andrew Cagney]

New commits:
commit 27cc15607b708200eeead0737e10308a5c1e872b
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jun 28 11:08:14 2018 -0400

    realtime: assume clock_gettime(CLOCK_REALTIME) available