portage-ng --merge
>>> Emerging : portage://mail-mta/msmtp-1.8.33:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://mail-mta/msmtp-1.8.33
│ └─ file ─┤ 452.44 Kb msmtp-1.8.33.tar.xz
└─step 2─┤ install portage://mail-mta/msmtp-1.8.33
│ └─ conf ─┤ USE = "nls ssl filecaps gnutls mta -daemon -doc -idn -keyring -sasl -verify-sig"
└─step 3─┤ run portage://mail-mta/msmtp-1.8.33
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
452.44 Kb to be downloaded.
>>> Blockers added during proving & planning:
[blocks B] !mail-mta/nullmailer (soft blocker, phase: run, required by: portage://mail-mta/msmtp-1.8.33)