On 12/08/2012, at 6:21 AM, rob wrote: > Is there any way of loading/using IUP under LuaJIT? It works. From memory, you have to persuade it not to use byte code - define something like IUP_USE_LOH somewhere. Sorry to be vague, but I don't have what I need in front of me to check. Try the IUP list. Cheers, Geoff