1 files changed, 4 insertions, 1 deletions

diff --git a/lua.h b/lua.h
index a8beb3cf..ddba13fa 100644
--- a/lua.h
+++ b/lua.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lua.h,v 1.31 1999/04/15 12:33:19 roberto Exp roberto $
+** $Id: lua.h,v 1.32 1999/05/11 20:29:19 roberto Exp roberto $
 ** Lua - An Extensible Extension Language
 ** TeCGraf: Grupo de Tecnologia em Computacao Grafica, PUC-Rio, Brazil
 ** e-mail: lua@tecgraf.puc-rio.br
@@ -18,6 +18,9 @@
 
 #define LUA_NOOBJECT  0
 
+#define LUA_NOREF       (-2)
+#define LUA_REFNIL      (-1)
+
 #define LUA_ANYTAG    (-1)
 
 typedef struct lua_State lua_State;