portage-ng --merge
>>> Emerging : portage://net-fs/s3backer-2.1.3:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://net-fs/s3backer-2.1.3
│ └─ file ─┤ 153.18 Kb s3backer-2.1.3.tar.gz
│ download portage://sys-fs/fuse-2.9.9-r2
│ └─ file ─┤ 1.73 Mb fuse-2.9.9.tar.gz
│ │ 2.99 Kb iconv.m4.bz2
└─step 2─┤ install portage://sys-fs/fuse-2.9.9-r2
│ └─ conf ─┤ USE = "-examples% -static-libs%"
└─step 3─┤ run portage://sys-fs/fuse-2.9.9-r2
└─step 4─┤ install portage://net-fs/s3backer-2.1.3
│ └─ conf ─┤ USE = "-nbd"
└─step 5─┤ run portage://net-fs/s3backer-2.1.3
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
1.88 Mb to be downloaded.