portage-ng --merge
>>> Emerging : portage://net-libs/libtorrent-0.16.25:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://net-libs/libtorrent-0.16.25
│ └─ file ─┤ 932.42 Kb libtorrent-0.16.25.tar.gz
└─step 2─┤ install portage://net-libs/libtorrent-0.16.25
│ └─ conf ─┤ USE = "-debug -test"
└─step 3─┤ run portage://net-libs/libtorrent-0.16.25
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
932.42 Kb to be downloaded.