eudev@gentoo.org enable libudev gobject interface read vendor/device string database and add it to udev database Use dev-libs/gobject-introspection for introspection map custom hardware's multimedia keys enable module loading through libkmod enable module loading support - use modutils calls if kmod not enabled install the OpenRC init scripts install legacy rule generator rules and support scripts - note that the functionality within was dropped from sys-fs/udev as it is not stable in all cases; use at your own risk