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

Calculating dependencies ... done!
Dependency resolution took 1.02 s (backtrack: 0/20).

[ebuild  N     ] x11-wm/blackbox-0.77-r2::gentoo  USE="nls truetype -debug -static-libs" 385 KiB
[ebuild  N     ] x11-misc/bbkeys-0.9.2::gentoo  114 KiB

Total: 2 packages (2 new), Size of downloads: 499 KiB