- Merge PR #280, Make tvOS & watchOS checks verify

  truthiness as well as definedness, by Felipe Gasper (fixes #279).

diff --cc doc/Changelog
index f673908c30cf32073c4c74b1f0187dbb311d5dd6,f673908c30cf32073c4c74b1f0187dbb311d5dd6..4dd1f15e6880885f9cf174abc4e987c48d30d473
--- 1/doc/Changelog
--- 2/doc/Changelog
+++ b/doc/Changelog
@@@ -1,5 -1,5 +1,7 @@@
  4 August 2020: George
        - Improve error log message when inserting rpz RR.
++      - Merge PR #280, Make tvOS & watchOS checks verify truthiness as well as
++        definedness, by Felipe Gasper.
  
  4 August 2020: Wouter
        - Fix mini_event.h on OpenBSD cannot find fd_set.