-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 );
+extern void allocNurseries ( void );
+extern void resetNurseries ( void );
+extern void resizeNurseries ( nat blocks );
+extern void resizeNurseriesFixed ( nat blocks );
+extern void tidyAllocateLists ( void );
+extern lnat countNurseryBlocks ( void );