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

Calculating dependencies ... done!
Dependency resolution took 0.99 s (backtrack: 0/20).

[ebuild  N     ] media-libs/libmpdclient-2.23-r1::gentoo  USE="-doc -examples -test" 70 KiB
[ebuild  N     ] media-sound/ncmpc-0.51::gentoo  USE="help-screen library-screen mouse nls pcre song-screen -async-connect -chat-screen -doc -key-screen -lirc -lyrics-screen -outputs-screen -search-screen -test" 306 KiB

Total: 2 packages (2 new), Size of downloads: 375 KiB