use ExtUtils::MakeMaker;
use File::ShareDir::Install;

    install_share 'share';
    install_share dist => 'share';
    ##also tried this:
    install_share module => 'My::Module', 'share';
##</code><code>##

use File::ShareDir ':ALL';
File::ShareDir::dist_file('My-Distribution', 'file.po');
#and
File::ShareDir::dist_file('My-Distribution', 'share/file.po');
#and later tried this
File::ShareDir::module_file("My::Module","file.po");