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

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

[ebuild  N     ] sci-libs/gaul-devel-0.1849-r2::gentoo  USE="-slang" 408 KiB

Total: 1 package (1 new), Size of downloads: 408 KiB