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

Calculating dependencies ... done!
Dependency resolution took 1.02 s (backtrack: 0/20).

[ebuild  N     ] acct-group/dhcp-0-r3::gentoo  0 KiB
[ebuild  N     ] acct-user/dhcp-0-r3::gentoo  0 KiB
[ebuild  N     ] net-misc/dhcp-4.4.3_p1-r6::gentoo  USE="client ipv6 server ssl -ldap (-selinux) -vim-syntax" 9860 KiB

Total: 3 packages (3 new), Size of downloads: 9860 KiB