Reported by authselect package packager on Fedora devel. We should try to reduce number of different plugin variants, because supporting that number of variants on authselect package is requiring additional work. Currently authselect has to support multiple variants. We have minimal and non-minimal set of variants, where only one of them can be configured from authselect now.

We need 

Reproducible: Always

Steps to Reproduce:
1. rpm -ql nss-mdns | grep libnss
2.
3.
Actual Results:  
/lib64/libnss_mdns.so.2
/lib64/libnss_mdns4.so.2
/lib64/libnss_mdns4_minimal.so.2
/lib64/libnss_mdns6.so.2
/lib64/libnss_mdns6_minimal.so.2
/lib64/libnss_mdns_minimal.so.2

Expected Results:  
one, max 2 variants. Additional behaviour configured by configuration file of plugin or avahi-daemon.

Upstream PR link: https://github.com/lathiat/nss-mdns/pull/89