Gentoo Packages

Warning: USE flag 'udev' used by games-util/steam-launcher but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'udev' used by x11-base/xlibre but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'udev' used by x11-base/xorg-server but has no description in metadata.xml, use.local.desc or use.desc

Package	Local Description (use.local.desc)	Metadata Description (metadata.xml)
app-emulation/virtualbox	-	Controls installation of special USB udev rules.
games-util/steam-launcher	-	-
x11-base/xlibre	-	-
x11-base/xorg-server	-	-

USE Flag: udev