portage-ng --merge
>>> Emerging : portage://dev-libs/gmime-2.6.23-r2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-libs/gmime-2.6.23-r2
│ └─ file ─┤ 4.97 Mb gmime-2.6.23.tar.xz
└─step 2─┤ install portage://dev-libs/gmime-2.6.23-r2
│ └─ conf ─┤ USE = "smime* -vala* -doc -test"
│ │ SLOT = "2.6"
└─step 3─┤ run portage://dev-libs/gmime-2.6.23-r2
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
4.97 Mb to be downloaded.