portage-ng --merge
>>> Emerging : portage://media-libs/netpbm-11.2.30:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://media-libs/netpbm-11.2.30
│ └─ file ─┤ 3.62 Mb netpbm-11.2.30.tar.xz
└─step 2─┤ install portage://media-libs/netpbm-11.2.30
│ └─ conf ─┤ USE = "X* jpeg* png* tiff* -jbig -postscript -rle -static-libs -xml"
│ │ CPU_FLAGS_X86 = "sse2*"
│ │ SLOT = "0/stable"
└─step 3─┤ run portage://media-libs/netpbm-11.2.30
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
3.62 Mb to be downloaded.