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

Calculating dependencies ... done!
Dependency resolution took 1.06 s (backtrack: 0/20).

[ebuild  N     ] net-dialup/ppp-scripts-0::gentoo  2 KiB
[ebuild  N     ] acct-group/sstpc-0-r2::gentoo  0 KiB
[ebuild  N     ] net-dialup/ppp-2.5.4-r1:0/2.5.4::gentoo  USE="pam -activefilter -atm (-selinux) (-systemd)" 990 KiB
[ebuild  N     ] acct-user/sstpc-0-r2::gentoo  0 KiB
[ebuild  N     ] net-misc/sstp-client-1.0.18-r2::gentoo  USE="-static" 474 KiB

Total: 5 packages (5 new), Size of downloads: 1465 KiB