UTKU@utkuhome ~/devel/my_script
$ ./my_script.pl
my_package is called!
Name "main::my_hash" used only once: possible typo at ./my_script.pl line 10.
/usr/lib/perl5/5.8/cygwin/usr/lib/perl5/5.8/usr/lib/perl5/site_perl/5.8/cygwin/usr/lib/perl5/site_perl/5.8/usr/lib/perl5/site_perl/5.8/cygwin/usr/lib/perl5/site_perl/5.8/usr/lib/perl5/vendor_perl/5.8/cygwin/usr/lib/perl5/vendor_perl/5.8/usr/lib/perl5/vendor_perl/5.8/cygwin/usr/lib/perl5/vendor_perl/5.8.$VAR1 = {};