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

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

[ebuild  N     ] app-eselect/eselect-notify-send-0.1::gentoo  0 KiB
[ebuild  N     ] x11-libs/libtinynotify-0.2.1::gentoo  USE="-debug" 280 KiB
[ebuild  N     ] x11-libs/libtinynotify-cli-1.2.1-r1::gentoo  260 KiB
[ebuild  N     ] x11-misc/tinynotify-send-1.2.1-r1::gentoo  0 KiB

Total: 4 packages (4 new), Size of downloads: 540 KiB