Checking if your kit is complete...
Looks good
Writing Makefile for Callback
cp Callback.pod blib/lib/Callback.pod
cp Callback.pm blib/lib/Callback.pm
Manifying blib/man3/Callback.3
PERL_DL_NONLAZY=1 /export/home/cpanrun/build/5.6.1/bin/perl -Iblib/arch -Iblib/lib -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi -I/export/home/cpanrun/build/5.6.1/lib/5.6.1 -e 'use Test::Harness qw(&runtests $verbose); $verbose=1; runtests @ARGV;' t/*.t
t/callback..........1..7
ok 1
ok 2
ok 3
ok 4
ok 5
ok 6
ok 7
ok
t/error.............1..2
ok 1
ok 2
ok
t/obj...............1..5
ok 1
ok 2
ok 3
ok 4
ok 5
ok
t/store.............1..0 # Skipped: Storable >= 2.04 required
skipped: Storable >= 2.04 required
All tests successful, 1 test skipped.
Files=4, Tests=14,  0 wallclock secs ( 0.41 cusr +  0.26 csys =  0.67 CPU)
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/Callback.pod
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/Callback.pm
Installing /export/home/cpanrun/build/5.6.1/man/man3/Callback.3
Appending installation info to /export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/perllocal.pod