portage-ng / portage / mail-filter / postforward / 1.1.1-r1
emerge -vp

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

Calculating dependencies ... done!
Dependency resolution took 1.07 s (backtrack: 1/20).

[ebuild  N     ] dev-lang/go-bootstrap-1.24.6::gentoo  USE="(-big-endian)" 71370 KiB
[ebuild  N     ] dev-lang/go-1.27.2:0/1.27.2::gentoo  CPU_FLAGS_X86="sse2" 34312 KiB
[ebuild  N     ] acct-group/postfix-0-r3::gentoo  0 KiB
[ebuild  N     ] acct-user/postsrsd-0::gentoo  0 KiB
[ebuild  N     ] dev-libs/confuse-3.4:0/2.1.0::gentoo  USE="nls -static-libs" 643 KiB
[ebuild  N     ] mail-filter/postsrsd-2.0.11-r6::gentoo  USE="sqlite -redis -test" 64 KiB
[ebuild  N     ] mail-filter/postforward-1.1.1-r1::gentoo  6 KiB

Total: 7 packages (7 new), Size of downloads: 106394 KiB

Wall time
2.044 s vs. 0.038 s for portage-ng