Merged update from upstream sources

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Source: https://src.fedoraproject.org/rpms/c-ares.git#503688dbdc44d692fc341e319746f87a1e7f1988

c-ares.spec

@@ -3,7 +3,7 @@
 Summary: A library that performs asynchronous DNS operations
 Name: c-ares
 Version: 1.17.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: MIT
 URL: http://c-ares.haxx.se/
 Source0: http://c-ares.haxx.se/download/%{name}-%{version}.tar.gz
@@ -18,6 +18,7 @@ BuildRequires: autoconf
 BuildRequires: automake
 BuildRequires: libtool
 %endif
+BuildRequires: make
 
 %description
 c-ares is a C library that performs DNS requests and name resolves 
@@ -81,6 +82,9 @@ rm -f $RPM_BUILD_ROOT/%{_libdir}/libcares.la
 %{_mandir}/man3/ares_*
 
 %changelog
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.17.1-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Fri Nov 20 2020 Tom Callaway <spot@fedoraproject.org> - 1.17.1-1
 - update to 1.17.1