IN: libc.tests USING: destructors kernel libc libc.private namespaces tools.test ; 100 malloc "block" set [ t ] [ "block" get malloc-exists? ] unit-test [ ] [ [ "block" get &free drop ] with-destructors ] unit-test [ f ] [ "block" get malloc-exists? ] unit-test [ "Operation not permitted" ] [ 1 strerror ] unit-test