Arch Linux

Description:
mrtg 2.16.2-2 gives the following warnings:

% env LANG=C /usr/bin/mrtg /home/mrtg/cfg/mrtg.cfg --logging /var/log/mrtg.log
Constant subroutine SNMP_Session::AF_INET6 redefined at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 149
Prototype mismatch: sub SNMP_Session::AF_INET6 () vs none at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 149
Constant subroutine SNMP_Session::PF_INET6 redefined at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 149
Prototype mismatch: sub SNMP_Session::PF_INET6 () vs none at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 149
Constant subroutine SNMPv1_Session::AF_INET6 redefined at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 604
Prototype mismatch: sub SNMPv1_Session::AF_INET6 () vs none at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 604
Constant subroutine SNMPv1_Session::PF_INET6 redefined at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 604
Prototype mismatch: sub SNMPv1_Session::PF_INET6 () vs none at /usr/share/perl5/core_perl/Exporter.pm line 67.
at /usr/bin/../lib/mrtg2/SNMP_Session.pm line 604

I don't know exactly what this means, but I found a bugreport on the Mandriva bugtracker:
https://qa.mandriva.com/show_bug.cgi?id=55027

And on Nabble there is a fix for openbsd.
http://old.nabble.com/Net%3A%3ASNMP%2C-SNMP_Session%3A%3AAF_INET6-redefined-td26771548.html#a26771548