portage-ng --merge
>>> Emerging : portage://media-libs/glfw-3.3.9:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://media-libs/glfw-3.3.9
│ └─ file ─┤ 800.46 Kb glfw-3.3.9.tar.gz
│ download portage://x11-libs/libXcursor-1.2.3
│ └─ file ─┤ 285.90 Kb libXcursor-1.2.3.tar.xz
│ download portage://x11-libs/libXinerama-1.1.6
│ └─ file ─┤ 262.15 Kb libXinerama-1.1.6.tar.xz
└─step 2─┤ install portage://x11-libs/libXcursor-1.2.3
│ └─ conf ─┤ USE = "-doc"
│ install portage://x11-libs/libXinerama-1.1.6
│ └─ conf ─┤ USE = "-doc"
└─step 3─┤ install portage://media-libs/glfw-3.3.9
│ └─ conf ─┤ USE = "-wayland-only"
└─step 4─┤ run portage://media-libs/glfw-3.3.9
Total: 7 actions (3 downloads, 3 installs, 1 run), grouped into 4 steps.
1.32 Mb to be downloaded.