+#if defined(HAVE_LIBDW)
+ /* Unwind info for leader, NULL for non-leader procs. */
+ Dwfl *dwfl;
+
+ /* Whether we still need to attach the DWARF library to this process. We
+ * try only once, and never again, regardless of whether we succeeded or
+ * not. 0 = shouldn't attach */
+ int should_attach_dwfl;
+
+#endif /* defined(HAVE_LIBDW) */
+