fr_delstate
if (fr_delstate((ipstate_t *)ent, ISL_FLUSH, ifs) == 0)
(fr_delstate(is, ISL_EXPIRE, ifs) == 0))
(void) fr_delstate(is, 0, ifs);
(void) fr_delstate(is, ISL_EXPIRE, ifs);
(void) fr_delstate(is, ISL_EXPIRE, ifs);
if (fr_delstate(is, ISL_FLUSH, ifs) == 0)
(void) fr_delstate(sp, ISL_REMOVE, ifs);
(void) fr_delstate(is, ISL_ORPHAN, ifs);
(void) fr_delstate(is, ISL_EXPIRE, ifs);
extern int fr_delstate __P((ipstate_t *, int, ipf_stack_t *));