d/t/logd: use journalctl to get logs instead of relying on $LOG

See merge request !2

Helmut Grohne authored Jan 04, 2021 and Ferenc Wágner committed Jan 15, 2021

+ libnet1-dev is detected by configure, but never used.
+ libncurses5-dev is never used in any way.
+ libpam0g-dev is never used in any way.
+ lynx is detected by configure, but never used.
+ ifconfig from net-tools is detected by configure, but never used.
+ ssh is detected from configure, but only used for testing and for
  embedding its path and the defaults match Debian's layout.
+ swig is never used in any way.

Closes: #979282

Only used by heartbeat package

Static linking is discouraged in distributions,
and only dynamic objects are useful as plugins.

And the Pacemaker package will take over this utility complete with a
dedicated man page.

Pacemaker package will install a newer version of this script.