~ # grep ttmkfdir /var/lib/portage/world
~ # emerge --noreplace ttmkfdir
These are the packages that would be merged, in order:
Calculating dependencies... done!
Total size of downloads: 0 kB
Nothing to merge; quitting.
~ # grep ttmkfdir /var/lib/portage/world
~ # EMERGE_DEFAULT_OPTS="" emerge --noreplace ttmkfdir
Calculating dependencies... done!
>>> Recording x11-apps/ttmkfdir in "world" favorites file...
WARNING: AUTOCLEAN is disabled. This can cause serious problems due to overlapping packages.
* GNU info directory index is up-to-date.
* IMPORTANT: 8 config files in '/etc' need updating.
* Type emerge --help config to learn how to update config files.
~ # grep ttmkfdir /var/lib/portage/world
x11-apps/ttmkfdir