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

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

[ebuild  N     ] net-analyzer/barnyard2-1.13::gentoo  USE="-debug -gre -mpls -mysql -odbc -postgres -sguil" 425 KiB

Total: 1 package (1 new), Size of downloads: 425 KiB