/*
 * STRUCT: SE_STRUCT_AS_UNION
 *
 *   Used by SE_DRM_TYPE_STRUCTURE (see below) in place of a union field,
 *   to permit initialization of SE_DRM_TYPE_STRUCTURE.
 *
 *   Acts as union of
 *       enum_field - an array of the names/values of the enumerated type
 *                    if this typedef defines an enumerated type
 *       struct_field - an array of the fields of the struct if this typedef
 *                      defines a struct
 *       basic_type_ptr - typedef renames a basic type or array
 */