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

[Andrew Cagney]

New commits:
commit 60b97958859d3430f1471e5ed15637f7b0dda4b0
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Jan 12 11:08:43 2021 -0500

    shutdown: merge duplicated exit code into exit_prologue()
    
    ... and rename exit_tail() to exit_epilogue()