+ union {
+ /* Metadata for this stream in the WIM being
+ * written. */
+ struct wim_reshdr out_reshdr;
+
+ struct {
+ /* Name under which this stream is being
+ * sorted; used only when sorting
+ * streams for solid compression. */
+ utf16lechar *solid_sort_name;
+ size_t solid_sort_name_nbytes;
+ };
+ };