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

Calculating dependencies ... done!
Dependency resolution took 1.06 s (backtrack: 0/20).

[ebuild  N     ] dev-perl/URI-Find-20160806.0.0-r1::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 37 KiB
[ebuild  N     ] dev-perl/MIME-tools-5.517.0::gentoo  USE="-examples -test" PERL_FEATURES="ithreads (-debug) -quadmath" 416 KiB
[ebuild  N     ] dev-perl/Curses-1.460.0::gentoo  USE="unicode -examples -test" PERL_FEATURES="ithreads (-debug) -quadmath" 138 KiB
[ebuild  N     ] dev-perl/Curses-UI-0.960.900-r3::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 153 KiB
[ebuild  N     ] app-text/extract_url-1.6.2::gentoo  16 KiB

Total: 5 packages (5 new), Size of downloads: 757 KiB