portage-ng --merge
>>> Emerging : portage://dev-libs/libevent-2.1.12-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ reinstall portage://dev-libs/libevent-2.1.12-r1
│ └─ conf ─┤ USE = "ssl clock-gettime -debug -malloc-replacement -static-libs -test -verbose-debug -verify-sig"
│ │ SLOT = "0/2.1-7"
└─step 2─┤ run portage://dev-libs/libevent-2.1.12-r1
Total: 2 actions (1 reinstall, 1 run), grouped into 2 steps.
0.00 Kb to be downloaded.