new module 'lbitlib.c' for bitwise operations

linit.c

@@ -1,5 +1,5 @@
 /*
-** $Id: linit.c,v 1.17 2009/05/01 13:37:11 roberto Exp roberto $
+** $Id: linit.c,v 1.18 2009/05/01 13:46:35 roberto Exp roberto $
 ** Initialization of libraries for lua.c
 ** See Copyright Notice in lua.h
 */
@@ -24,6 +24,7 @@ static const luaL_Reg loadedlibs[] = {
   {LUA_IOLIBNAME, luaopen_io},
   {LUA_OSLIBNAME, luaopen_os},
   {LUA_STRLIBNAME, luaopen_string},
+  {LUA_BITLIBNAME, luaopen_bit},
   {LUA_MATHLIBNAME, luaopen_math},
   {NULL, NULL}
 };