Ja, die Meldungen sind wie folgt:

linux:~ # ls -l ./.cpan/build/NetAddr-IP-3.028/blib/man3/NetAddr::IP.3pm
-rw-r--r-- 1 root root 32051 Mar 2 21:26 ./.cpan/build/NetAddr-IP-3.028/blib/man3/NetAddr::IP.3pm

linux:~ # perl -I ./.cpan/build/NetAddr-IP-3.028/blib/man3/NetAddr::IP.3pm -e 'use NetAddr::IP;'
Can't locate NetAddr/IP.pm in @INC (@INC contains: ./.cpan/build/NetAddr-IP-3.028/blib/man3/NetAddr::IP.3pm /usr/lib/perl5/5.8.7/i586-linux-thread-multi /usr/lib/perl5/5.8.7 /usr/lib/perl5/site_perl/5.8.7/i586-linux-thread-multi /usr/lib/perl5/site_perl/5.8.7/usr/lib/perl5/site_perl /usr/lib/perl5/vendor_perl/5.8.7/i586-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.7 /usr/lib/perl5/vendor_perl .) at -e line 1.
BEGIN failed--compilation aborted at -e line 1.