These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.99 s (backtrack: 0/20).

[ebuild  N     ] net-misc/gensio-2.8.5::gentoo  USE="-debug -tcpd" 1515 KiB
[ebuild  N     ] net-misc/ser2net-4.6.2::gentoo  USE="pam" 464 KiB

Total: 2 packages (2 new), Size of downloads: 1978 KiB