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

Calculating dependencies ... done!
Dependency resolution took 1.03 s (backtrack: 0/20).

[ebuild  N     ] app-forensics/aide-0.18.8::gentoo  USE="acl xattr -audit -curl -e2fs -mhash (-selinux)" 375 KiB

Total: 1 package (1 new), Size of downloads: 375 KiB