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

Calculating dependencies ... done!
Dependency resolution took 1.00 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/skalibs-2.15.0.0:0/2.15.0::gentoo  262 KiB
[ebuild  N     ] dev-lang/execline-2.9.9.1:0/2.9.0::gentoo  117 KiB
[ebuild  N     ] net-dns/s6-dns-2.4.1.2:0/2.4::gentoo  95 KiB
[ebuild  N     ] sys-apps/s6-2.15.0.0:0/2.15::gentoo  USE="execline" 271 KiB
[ebuild  N     ] dev-libs/libretls-3.8.1:0/28::gentoo  423 KiB
[ebuild  N     ] net-misc/s6-networking-2.7.2.1:0/2.7::gentoo  USE="ssl" 123 KiB

Total: 6 packages (6 new), Size of downloads: 1288 KiB