Enable evdev input support

Packages describing “evdev” as local USE flag

Package “evdev” Flag Description
games-emulation/dolphin Enable evdev input support
x11-libs/tslib Build experimental input module
dev-qt/qtgamepad Enable support for input devices via evdev
dev-qt/qtgui Enable support for input devices via evdev
x11-misc/xkbd Enable dev-libs/libevdev support for xtg

All packages providing a “evdev” USE flag (3)