'ttypenv' -> 'ttnov'

lvm.c

@@ -1,5 +1,5 @@
 /*
-** $Id: lvm.c,v 2.154 2012/08/16 17:34:28 roberto Exp roberto $
+** $Id: lvm.c,v 2.155 2013/03/16 21:10:18 roberto Exp roberto $
 ** Lua virtual machine
 ** See Copyright Notice in lua.h
 */
@@ -334,7 +334,7 @@ void luaV_concat (lua_State *L, int total) {
 
 void luaV_objlen (lua_State *L, StkId ra, const TValue *rb) {
   const TValue *tm;
-  switch (ttypenv(rb)) {
+  switch (ttnov(rb)) {
     case LUA_TTABLE: {
       Table *h = hvalue(rb);
       tm = fasttm(L, h->metatable, TM_LEN);