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

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

[ebuild  N     ] app-text/dos2unix-7.5.7::gentoo  USE="nls -debug -test -verify-sig" 977 KiB
[ebuild  N     ] dev-lang/ocaml-5.5.1:0/5.5.1::gentoo  USE="ocamlopt -emacs -flambda -latex -test -xemacs" 6457 KiB
[ebuild  N     ] dev-util/omake-0.10.7-r1::gentoo  USE="ncurses ocamlopt readline -doc -fam" 1473 KiB
[ebuild  N     ] dev-lang/teyjus-2.1-r2:0/2.1::gentoo  USE="-emacs -examples" 707 KiB

Total: 4 packages (4 new), Size of downloads: 9613 KiB