diff --git a/lib/memory.h b/lib/memory.h
index a23c278..42eb5ca 100644
--- a/lib/memory.h
+++ b/lib/memory.h
@@ -81,6 +81,7 @@
 extern char *mtype_zstrdup (const char *file, int line, int type,
 		            const char *str);
 extern void memory_init (void);
+extern void log_memstats_stderr (const char *);
 
 /* return number of allocations outstanding for the type */
 extern unsigned long mtype_stats_alloc (int);