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

Calculating dependencies ... done!
Dependency resolution took 1.09 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/ell-0.83::gentoo  USE="-pie -test" 589 KiB
[ebuild  N     ] net-libs/libbtbb-2020.12.1-r2:0/2020.12.1::gentoo  USE="-static-libs" 302 KiB
[ebuild  N     ] dev-libs/libical-3.0.20-r2:0/3::gentoo  USE="glib -doc -examples -introspection -static-libs -test -vala" 952 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     ] net-wireless/bluez-5.87:0/3::gentoo  USE="mesh obex readline udev -btpclient -cups -debug -deprecated -doc -experimental -extra-tools -man -midi (-selinux) (-systemd) -test -test-programs" PYTHON_SINGLE_TARGET="python3_14 -python3_12 -python3_13" 2265 KiB
[ebuild  N     ] virtual/libusb-1-r2:1::gentoo  USE="-udev" 0 KiB
[ebuild  N     ] net-wireless/ubertooth-2020.12.1-r1::gentoo  USE="bluez ubertooth1-firmware udev -static-libs" 747 KiB

Total: 7 packages (7 new), Size of downloads: 5492 KiB