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

Calculating dependencies ... done!
Dependency resolution took 1.00 s (backtrack: 0/20).

[ebuild   R    ] sys-apps/kmod-34.2::gentoo  USE="lzma (tools) zlib zstd -debug -doc -pkcs7" 434 KiB

Total: 1 package (1 reinstall), Size of downloads: 434 KiB