portage-ng --merge
>>> Emerging : portage://dev-libs/libtar-1.2.20-r6:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-libs/libtar-1.2.20-r6
│ └─ file ─┤ 62.05 Kb libtar-1.2.20.tar.gz
└─step 2─┤ install portage://dev-libs/libtar-1.2.20-r6
│ └─ conf ─┤ USE = "zlib"
└─step 3─┤ run portage://dev-libs/libtar-1.2.20-r6
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
62.05 Kb to be downloaded.