OVR_WID_LEFT_RIGHT   49 include/video/aty128.h #define OVR_WID_LEFT_RIGHT			0x0234
OVR_WID_LEFT_RIGHT   76 include/video/mach64.h #define OVR_WID_LEFT_RIGHT	0x0044	/* Dword offset 0_11 */
OVR_WID_LEFT_RIGHT  167 include/video/radeon.h #define OVR_WID_LEFT_RIGHT                     0x0234