portage-ng --merge
>>> Emerging : portage://media-libs/lib3mf-2.4.1-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-libs/libzip-1.12.1
│ └─ file ─┤ 794.32 Kb libzip-1.12.1.tar.xz
│ download portage://media-libs/lib3mf-2.4.1-r1
│ └─ file ─┤ 34.63 Mb lib3mf-2.4.1.tar.gz
└─step 2─┤ install portage://dev-libs/libzip-1.12.1
│ └─ conf ─┤ USE = "bzip2 ssl -gnutls -lzma -test -tools -zstd"
│ │ SLOT = "0/5"
└─step 3─┤ run portage://dev-libs/libzip-1.12.1
└─step 4─┤ install portage://media-libs/lib3mf-2.4.1-r1
│ └─ conf ─┤ USE = "-test"
│ │ SLOT = "0/2"
└─step 5─┤ run portage://media-libs/lib3mf-2.4.1-r1
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
35.41 Mb to be downloaded.