From: Clifford Heath Date: 2006-03-03T13:33:38+09:00 Subject: Re: Example of how to rb_class_new_instance(... rb_cBignum)? Daniel Harple wrote: > VALUE foo = LL2NUM(my_long); Thanks both. I have my extension working. Kudos to Matz also - it's really easy to build these things :-). Clifford Heath.