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

[D. Hugh Redelmeier]

New commits:
commit 4168f3326e4fc5d01a6efd19800e3adb1a535ca3
Author: D. Hugh Redelmeier <hugh at mimosa.com>
Date:   Thu Oct 26 08:03:59 2017 -0400

    libswan/unbound.c: improve error handling
    
    - initialize errno in case it isn't set by a failing unbound call
      (unbound documentation does not say that it is set)
    
    - don't use a pathname that cannot be stat()ed