$i .= "\ninstall_my_perlqt_doc:\n".
"\t\@echo Installing documentation in ${doc_dir}\n".
"\t\@$^X -MExtUtils::Install -MConfig -e \\\n".
"\t\t'install({ \"$src\" => \"${doc_dir}\" },0,0)' \$(DEV_NULL)\n";
"\t\t'install({ \"$src\" => \"\${DESTDIR}/${doc_dir}\" },0,0)' \$(DEV_NULL)\n";
$doc_dir_glob = $doc_dir;
$i;
}