Merge pull request #10164 from Habbie/amazon-linux-extras-epel

amazonlinux-2 packaging improvements

diff --cc builder-support/specs/pdns.spec
index 6454bb78dc8dea0020d71de9ff040108537fcdbd,ab3e851a5d598fa3b2c4b549edc1cce376c10e68..3dc25bcfec291fd6c2909a8624366b8d12307c88
--- 1/builder-support/specs/pdns.spec
--- 2/builder-support/specs/pdns.spec
+++ b/builder-support/specs/pdns.spec
@@@ -166,9 -166,10 +166,10 @@@ BuildRequires: tinycdb-deve
  %description backend-tinydns
  This package contains the TinyDNS backend for %{name}
  
+ %if 0%{?amzn} != 2
  %package ixfrdist
  BuildRequires: yaml-cpp-devel
 -Summary: A progrm to redistribute zones over AXFR and IXFR
 +Summary: A program to redistribute zones over AXFR and IXFR
  Group: System Environment/Daemons
  
  %description ixfrdist