ppc64 buildroot doesn't have libatomic, so require it

dnsdist.spec

@@ -6,7 +6,7 @@
 
 Name: dnsdist
 Version: 1.1.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 Summary: Highly DNS-, DoS- and abuse-aware loadbalancer
 Group: System Environment/Daemons
 License: GPLv2
@@ -14,6 +14,9 @@ URL: http://dnsdist.org
 Source0: http://downloads.powerdns.com/releases/%{name}-%{version}.tar.bz2
 
 BuildRequires: boost-devel
+#ppc64 buildroot doesn't have libatomic, so require it
+#https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/message/FSMMBCD2C2SPO4D66O35EGUTF7YXEPBA/
+BuildRequires: libatomic
 BuildRequires: libedit-devel
 BuildRequires: libsodium-devel
 BuildRequires: lua-devel
@@ -105,6 +108,9 @@ exit 0
 
 
 %changelog
+* Fri Dec 30 2016 Sander Hoentjen <sander@hoentjen.eu> - 1.1.0-2
+- ppc64 buildroot doesn't have libatomic, so require it
+
 * Fri Dec 30 2016 Sander Hoentjen <sander@hoentjen.eu> - 1.1.0-1
 - New upstream release