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

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] dev-db/libiodbc-3.52.15-r1::gentoo  USE="-gtk" 643 KiB

Total: 1 package (1 new), Size of downloads: 643 KiB