mark response file as a config file

acmetool/acmetool.spec

@@ -114,6 +114,7 @@ PreReq:       OpenPKG, openpkg >= 20140101
     #   determine installation files
     %{l_rpmtool} files -v -ofiles -r$RPM_BUILD_ROOT \
         %{l_files_std} \
+        '%config %{l_prefix}/etc/acmetool/*' \
         '%attr(-,%{l_rusr},%{l_rgrp}) %{l_prefix}/var/acmetool/*'
 
 %files -f files