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

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

[ebuild  N     ] x11-libs/libFS-1.0.10::gentoo  287 KiB
[ebuild  N     ] x11-apps/fstobdf-1.0.8::gentoo  127 KiB

Total: 2 packages (2 new), Size of downloads: 413 KiB