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

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

[ebuild  N     ] dev-util/makeheaders-0_p20251008::gentoo  139 KiB
[ebuild  N     ] net-p2p/ncdc-1.25::gentoo  USE="-geoip -verify-sig" 370 KiB

Total: 2 packages (2 new), Size of downloads: 508 KiB