extern void printObj ( StgClosure *obj );
#ifdef DEBUG
+extern void prettyPrintClosure (StgClosure *obj);
extern void printClosure ( StgClosure *obj );
-extern StgStackPtr printStackObj ( StgStackPtr sp );
-extern void printStackChunk ( StgStackPtr sp, StgStackPtr spLim );
+extern StgPtr printStackObj ( StgPtr sp );
+extern void printStackChunk ( StgPtr sp, StgPtr spLim );
extern void printTSO ( StgTSO *tso );
void info_hdr_type ( StgClosure *closure, char *res );