(sb-alien:load-shared-object (truename "threads-foreign.so"))
(sb-alien:define-alien-routine loop-forever sb-alien:void)
(delete-file "threads-foreign.c"))
(sb-alien:load-shared-object (truename "threads-foreign.so"))
(sb-alien:define-alien-routine loop-forever sb-alien:void)
(delete-file "threads-foreign.c"))