C functions and userdata also have environments

linit.c

@@ -1,5 +1,5 @@
 /*
-** $Id: linit.c,v 1.7 2004/07/09 14:29:29 roberto Exp roberto $
+** $Id: linit.c,v 1.8 2004/07/09 15:47:48 roberto Exp roberto $
 ** Initialization of libraries for lua.c
 ** See Copyright Notice in lua.h
 */
@@ -32,6 +32,8 @@ LUALIB_API int luaopen_stdlibs (lua_State *L) {
   for (; lib->func; lib++) {
     lib->func(L);  /* open library */
     lua_settop(L, 0);  /* discard any results */
+    lua_pushvalue(L, LUA_GLOBALSINDEX);
+    lua_replace(L, LUA_ENVIRONINDEX);  /* restore environment */
   }
  return 0;
 }