1 files changed, 5 insertions, 3 deletions
diff --git a/libc/stdlib/malloc/realloc.c b/libc/stdlib/malloc/realloc.c
index 8dcc35360..4d56565aa 100644
--- a/libc/stdlib/malloc/realloc.c
+++ b/libc/stdlib/malloc/realloc.c
@@ -15,6 +15,8 @@
 #include <string.h>
 #include <errno.h>
 
+libc_hidden_proto(memcpy)
+
 #include "malloc.h"
 #include "heap.h"
 
@@ -26,13 +28,13 @@ realloc (void *mem, size_t new_size)
   char *base_mem;
 
   /* Check for special cases.  */
-  if (! mem)
-    return malloc (new_size);
   if (! new_size)
     {
       free (mem);
       return malloc (new_size);
     }
+  if (! mem)
+    return malloc (new_size);
 
   /* Normal realloc.  */
 
@@ -66,7 +68,7 @@ realloc (void *mem, size_t new_size)
 	  void *new_mem = malloc (new_size - MALLOC_HEADER_SIZE);
 	  if (new_mem)
 	    {
-	      __memcpy (new_mem, mem, size - MALLOC_HEADER_SIZE);
+	      memcpy (new_mem, mem, size - MALLOC_HEADER_SIZE);
 	      free (mem);
 	    }
 	  mem = new_mem;