Enable sound support

Packages describing “sound” as local USE flag

Package“sound” Flag Description
games-board/pysolfcEnable sound support using dev-python/pygame
games-roguelike/angbandEnable and install sounds
games-rpg/drasculaInstall optional audio files
games-strategy/freecivAdd support for sound provided by media-libs/sdl-mixer
media-libs/libcanberraInstall x11-themes/sound-theme-freedesktop to get sounds on Gnome and Xfce.
media-libs/libsdlControl audio support (disable at your own risk)
media-libs/libsdl2Control audio support (disable at your own risk)
net-im/toxicEnables audio calling

All packages providing a “sound” USE flag (14)