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

Calculating dependencies ... done!
Dependency resolution took 1.18 s (backtrack: 0/20).

[ebuild  N     ] dev-build/b2-5.5.3::gentoo  USE="-examples" 1198 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     ] media-libs/netpbm-11.16.1:0/advanced::gentoo  USE="X jpeg png tiff -postscript -rle -static-libs -test -xml" CPU_FLAGS_X86="sse2" 3753 KiB
[ebuild  N     ] sci-visualization/gnuplot-6.0.5::gentoo  USE="X cairo gd readline -amos (-aqua) -bitmap -doc -examples -gpic -latex -libcaca -libcerf -lua -metafont -metapost -qt6 -regis -tgif -wxwidgets" LUA_SINGLE_TARGET="lua5-1 -lua5-3 -lua5-4" 7400 KiB
[ebuild  N     ] x11-libs/libXcursor-1.2.3::gentoo  USE="-doc" 286 KiB
[ebuild  N     ] x11-libs/libXinerama-1.1.6::gentoo  USE="-doc" 263 KiB
[ebuild  N     ] x11-libs/fltk-1.4.5:1/1.4::gentoo  USE="X cairo dbus opengl (static-libs) -doc -examples -test -wayland" 8267 KiB
[ebuild  N     ] sci-visualization/spyview-2018.12.24-r2::gentoo  15099 KiB

Total: 8 packages (8 new), Size of downloads: 236047 KiB