Checking if your kit is complete...
Looks good
Writing Makefile for Net::Netmask
cp Netmask.pm blib/lib/Net/Netmask.pm
cp Netmask.pod blib/lib/Net/Netmask.pod
Manifying blib/man3/Net::Netmask.3
PERL_DL_NONLAZY=1 /home/cpanrun/build/5.6.1/bin/perl -Iblib/arch -Iblib/lib -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi -I/home/cpanrun/build/5.6.1/lib/5.6.1 -e 'use Test::Harness qw(&runtests $verbose); $verbose=0; runtests @ARGV;' t/*.t
t/badnets...........ok
t/netmasks..........ok
t/sortspeed-blocks..skipped: this is for people looking for faster sorts
t/sortspeed-ip......skipped: this is for people looking for faster sorts
All tests successful, 2 tests skipped.
Files=4, Tests=310,  2 wallclock secs ( 1.43 cusr +  0.04 csys =  1.47 CPU)
Installing /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/Net/Netmask.pm
Installing /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/Net/Netmask.pod
Installing /home/cpanrun/build/5.6.1/man/man3/Net::Netmask.3
Appending installation info to /home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/perllocal.pod