Mimicking the existing api-html placeholder, add a placeholder for the
internal version of the Doxygen generated API documentation so that the
website can generate hyperlinks to it properly.
Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
