+extern ullong total_allocated;
+
+/* Nursery manipulation */
+extern void allocNurseries ( void );
+extern void resetNurseries ( void );
+extern bdescr * allocNursery ( bdescr *last_bd, nat blocks );
+extern void resizeNursery ( nat blocks );
+extern void tidyAllocateLists ( void );
+
+/* Stats 'n' stuff */
+extern lnat calcAllocated ( void );
+extern lnat calcLive ( void );
+extern lnat calcNeeded ( void );
+
+INLINE_HEADER void
+dbl_link_onto(bdescr *bd, bdescr **list)
+{
+ bd->link = *list;
+ bd->u.back = NULL;
+ if (*list) {
+ (*list)->u.back = bd; /* double-link the list */
+ }
+ *list = bd;
+}
+
+/* MUTABLE LISTS
+ * A mutable list is ended with END_MUT_LIST, so that we can use NULL
+ * as an indication that an object is not on a mutable list.
+ */
+#define END_MUT_LIST ((StgMutClosure *)(void *)&stg_END_MUT_LIST_closure)
+
+#ifdef DEBUG
+extern void memInventory(void);
+extern void checkSanity(void);
+extern nat countBlocks(bdescr *);
+#endif
+
+/* Functions from GC.c
+ */
+extern void threadPaused ( StgTSO * );
+extern StgClosure * isAlive ( StgClosure *p );
+extern void markCAFs ( evac_fn evac );
+
+#endif /* STORAGEPRIV_H */