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

Calculating dependencies ... done!
Dependency resolution took 1.07 s (backtrack: 0/20).

[ebuild  N     ] app-crypt/argon2-20190702-r1:0/1::gentoo  USE="-static-libs" 1471 KiB
[ebuild  N     ] dev-build/b2-5.5.3::gentoo  USE="-examples" 1198 KiB
[ebuild  N     ] acct-group/znc-0-r3::gentoo  0 KiB
[ebuild  N     ] dev-cpp/cctz-2.5::gentoo  USE="-test" 220 KiB
[ebuild  N     ] dev-libs/boost-1.91.0-r2:0/1.91.0::gentoo  USE="bzip2 context nls python stacktrace zlib -debug -doc -icu -lzma -mpi -numpy -test -test-full -tools -zstd" PYTHON_TARGETS="python3_14 -python3_12 -python3_13" 199785 KiB
[ebuild  N     ] acct-user/znc-0-r3::gentoo  0 KiB
[ebuild  N     ] net-irc/znc-1.10.3:0/1.10.3::gentoo  USE="argon2 icu nls python ssl zlib -perl -sasl -tcl -test" PYTHON_SINGLE_TARGET="python3_14 -python3_12 -python3_13" 2260 KiB

Total: 7 packages (7 new), Size of downloads: 204931 KiB