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#define KEY_VIDEO_NEXT 241 /* drive next video source */
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#define KEY_VIDEO_PREV 242 /* drive previous video source */
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#define KEY_BRIGHTNESS_CYCLE 243 /* brightness up, after max is min */
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#define KEY_DISPLAY_OFF 245 /* display device to off state */
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#define KEY_WWAN 246 /* Wireless WAN (LTE, UMTS, GSM, etc.) */