CAM_OPTIONAL_EXTRA_BUTTON  265 include/camera.h     #undef  CAM_OPTIONAL_EXTRA_BUTTON           // extra button (remapped, for use in ALT mode) can be set from menu, must set next two values as well
CAM_OPTIONAL_EXTRA_BUTTON   70 platform/a470/platform_camera.h     #define CAM_OPTIONAL_EXTRA_BUTTON       1       // allow the Power button to be remapped in ALT mode
CAM_OPTIONAL_EXTRA_BUTTON  100 platform/ixus110_sd960/platform_camera.h     #define CAM_OPTIONAL_EXTRA_BUTTON       1   // allow the Power button to be remapped in ALT mode