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

Calculating dependencies ... done!
Dependency resolution took 0.96 s (backtrack: 0/20).

[ebuild  N     ] net-misc/asterisk-extra-sounds-1.5.2::gentoo  USE="gsm -alaw -g722 -g729 -siren7 -siren14 -sln16 -ulaw -wav" L10N="-en-GB -fr" 4154 KiB

Total: 1 package (1 new), Size of downloads: 4154 KiB