diff --git a/include/malloc.h b/include/malloc.h
index 8175c75..b714fed 100644
--- a/include/malloc.h
+++ b/include/malloc.h
@@ -880,6 +880,7 @@
 void *calloc(size_t nmemb, size_t size);
 void *memalign_simple(size_t alignment, size_t bytes);
 void *realloc_simple(void *ptr, size_t size);
+void malloc_simple_info(void);
 #else
 
 # ifdef USE_DL_PREFIX