Enable CEC support through dev-libs/libcec

Packages describing “cec” as local USE flag

Package “cec” Flag Description
media-plugins/vdr-xineliboutput Enable CEC support through dev-libs/libcec
media-tv/mythtv Allows control of CEC enabled TVs via HDMI
media-tv/kodi Enable support for HDMI-CEC devices via libcec

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