#endif /* !PTR_T */
+/* xmalloc and xrealloc should be also protected from RL_STATE_SIGHANDLER. */
+#define xfree xfree_readline
+
extern PTR_T xmalloc PARAMS((size_t));
extern PTR_T xrealloc PARAMS((void *, size_t));
extern void xfree PARAMS((void *));