portage-ng --merge
>>> Emerging : portage://media-sound/shntool-3.0.10-r3:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://media-sound/shntool-3.0.10-r3
│ └─ file ─┤ 211.00 Kb shntool-3.0.10.tar.gz
└─step 2─┤ install portage://media-sound/shntool-3.0.10-r3
│ └─ conf ─┤ USE = "-alac -flac -mac -shorten -sox -wavpack"
└─step 3─┤ run portage://media-sound/shntool-3.0.10-r3
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
211.00 Kb to be downloaded.