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

Calculating dependencies ... done!
Dependency resolution took 1.06 s (backtrack: 0/20).

[ebuild  N     ] acct-group/plugdev-0-r3::gentoo  0 KiB
[ebuild  N     ] app-pda/libplist-2.6.0:0/4::gentoo  USE="-test" 482 KiB
[ebuild  N     ] acct-user/usbmux-0-r3::gentoo  0 KiB
[ebuild  N     ] dev-libs/libusb-1.0.30:1::gentoo  USE="-debug -doc -examples -static-libs -test -udev -verify-sig" 641 KiB
[ebuild  N     ] app-pda/libimobiledevice-glue-1.3.1:0/0.1.0::gentoo  332 KiB
[ebuild  N     ] virtual/libusb-1-r2:1::gentoo  USE="-udev" 0 KiB
[ebuild  N     ] app-pda/libusbmuxd-2.1.1:0/2.0-7::gentoo  318 KiB
[ebuild  N     ] app-pda/libimobiledevice-1.3.0_p20240201-r1:0/1.0-6::gentoo  USE="readline -doc -gnutls -static-libs" 397 KiB
[ebuild  N     ] app-pda/usbmuxd-1.1.1_p20231011::gentoo  USE="(-selinux) (-systemd)" 65 KiB

Total: 9 packages (9 new), Size of downloads: 2233 KiB