$ emerge --pretend --verbose /bin/udevadm

Local copy of remote index is up-to-date and will be used.

Local copy of remote index is up-to-date and will be used.

Local copy of remote index is up-to-date and will be used.

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

Calculating dependencies  ... done!
Dependency resolution took 4.18 s (backtrack: 0/20).

[binary   R    ] sys-apps/systemd-utils-254.17::gentoo  USE="kmod (split-usr) tmpfiles udev -acl -boot -kernel-install -secureboot (-selinux) -sysusers -test -ukify" ABI_X86="(64) -32 (-x32)" PYTHON_SINGLE_TARGET="python3_12 -python3_10 -python3_11" 0 KiB

Total: 1 package (1 reinstall, 1 binary), Size of downloads: 0 KiB