luajit and FFI lib example

[Daniel Cegiełka <daniel.cegielka@...>]

Hi,

I try to run FFI example: http://luajit.org/ext_ffi.html

Does anyone have an idea of what I'm doing wrong.

danice@entropy ~ $ luajit

LuaJIT 2.0.0-beta9 -- Copyright (C) 2005-2011 Mike Pall. http://luajit.org/

JIT: ON CMOV SSE2 SSE3 SSE4.1 fold cse dce fwd dse narrow loop abc fuse

> local ffi = require("ffi")

> ffi.cdef[[

>> int printf(const char *fmt, ...);

>> ]]

stdin:1: attempt to index global 'ffi' (a nil value)

stack traceback:

        stdin:1: in main chunk

        [C]: ?

>

best regards,

Daniel