/* currently running interpreter
* (initial parent interpreter under
* useithreads) */
-#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
+#if defined(USE_ITHREADS)
PERLVAR(Gthr_key, perl_key) /* key to retrieve per-thread struct */
#endif
/* XXX does anyone even use this? */
PERLVARI(Gdo_undump, bool, FALSE) /* -u or dump seen? */
-#if defined(MYMALLOC) && (defined(USE_5005THREADS) || defined(USE_ITHREADS))
+#if defined(MYMALLOC) && defined(USE_ITHREADS)
PERLVAR(Gmalloc_mutex, perl_mutex) /* Mutex for malloc */
#endif
#ifdef THREADS_HAVE_PIDS
PERLVARI(Gppid, IV, 0)
#endif
+
+#ifdef USE_ITHREADS
+PERLVAR(Gdollarzero_mutex, perl_mutex) /* Modifying $0 */
+#endif
+
+/* This is constant on most architectures, a global on OS/2 */
+PERLVARI(Gsh_path, char *, SH_PATH)/* full path of shell */