>>>>> "S" == Sean Chittenden <sean-ruby-talk / chittenden.org> writes: S> return to a no longer existent stack frame. Be careful, also, to call S> _exit(2) rather than exit(3) if you can't execve(2), since exit(3) will S> flush and close standard I/O channels, and thereby mess up the parent ruby call _exit(2), this is the first thing that I've verified :-) Guy Decoux