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

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] acct-group/openct-0-r3::gentoo  0 KiB
[ebuild  N     ] acct-user/openctd-0-r2::gentoo  0 KiB
[ebuild  N     ] dev-libs/openct-0.6.20-r6::gentoo  USE="-debug -doc -pcsc-lite -usb" 687 KiB

Total: 3 packages (3 new), Size of downloads: 687 KiB