portage-ng --merge
>>> Emerging : portage://net-misc/aria2-1.37.0:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://net-misc/aria2-1.37.0
│ └─ file ─┤ 1.63 Mb aria2-1.37.0.tar.xz
└─step 2─┤ install portage://net-misc/aria2-1.37.0
│ └─ conf ─┤ USE = "nls sqlite* ssh* ssl libxml2 nettle (-gnutls) -adns -bittorrent -libuv -metalink -scripts -tcmalloc -test -xmlrpc"
└─step 3─┤ run portage://net-misc/aria2-1.37.0
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
1.63 Mb to be downloaded.