Merge ntp-devbuild.chi1.ntfo.org:/home/nfs1.chi1/stenn/ntp-stable-autogen

into  ntp-devbuild.chi1.ntfo.org:/home/nfs1.chi1/stenn/ntp-stable

bk: 64058124O598AwdGhX2wmA6Hl2j59Q

diff --cc ChangeLog
index 8d2eb43b6f01ab19708b3cf5e895facd5319889b,2c1e611aad95dbf7f8cf44983d60ea64c9f9b6e9..3b9283ad5b1bfe6975c584acf6b2b32ea60ef694
--- 1/ChangeLog
--- 2/ChangeLog
+++ b/ChangeLog
@@@ -49,23 -37,13 +49,24 @@@
  * [Bug 3672] fix biased selection in median cut <perlinger@ntp.org>
  * [Bug 3666] avoid unlimited receive buffer allocation <perlinger@ntp.org>
    - follow-up: fix inverted sense in check, reset shortfall counter
 +* [Bug 3660] Revert 4.2.8p15 change to manycast. <hart@ntp.org>
 +* [Bug 3640] document "discard monitor" and fix the code. <hart@ntp.org>
 +  - fixed bug identified by Edward McGuire <perlinger@ntp.org>
  * [Bug 3626] (SNTP) UTC offset calculation needs dst flag <perlinger@ntp.org>
    - applied patch by Gerry Garvey
 +* [Bug 3595] pollskewlist documentation uses | when it shouldn't.
 +  - ntp.conf manual page and miscopt.html corrections. <hart@ntp.org>
  * [Bug 3432] refclocks that 'write()' should check the result <perlinger@ntp.org>
    - backport from -dev, plus some more work on warnings for unchecked results
 +* [Bug 2525] Turn on automake subdir-objects across the project. <hart@ntp.org>
 +* [Bug 2410] syslog an error message on panic exceeded. <brian.utterback@oracle.com>
  * Implement NTP_FUNC_REALPATH.  <stenn@ntp.org>
  * Lose a gmake construct in ntpd/Makefile.am.  <stenn@ntp.org>
 +* upgrade to: autogen-5.18.16
 +* upgrade to: libopts-42.1.17
 +* upgrade to: autoconf-2.71
 +* upgrade to: automake-1.16.15
+ * Upgrade to libevent-2.1.12-stable <stenn@ntp.org>
  
  ---
  (4.2.8p15) 2020/06/23 Released by Harlan Stenn <stenn@ntp.org>