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

Calculating dependencies ... done!
Dependency resolution took 1.05 s (backtrack: 0/20).

[ebuild  N     ] acct-group/privoxy-0-r3::gentoo  0 KiB
[ebuild  N     ] acct-user/privoxy-0-r3::gentoo  0 KiB
[ebuild  N     ] net-proxy/privoxy-4.2.0::gentoo  USE="acl fast-redirects force image-blocking ipv6 jit openssl ssl stats threads zlib zstd -brotli -client-tags -compression -editor -extended-host-patterns -extended-statistics -external-filters -fuzz -graceful-termination -lfs -mbedtls -png-images -sanitize (-selinux) -toggle -tools -whitelists" 1750 KiB

Total: 3 packages (3 new), Size of downloads: 1750 KiB