walk_step
status = mdb_pwalk(argv->a_un.a_str, walk_step, NULL, addr);
status = mdb_walk(argv->a_un.a_str, walk_step, NULL);
if ((status = walk_step(nwcb)) != WALK_NEXT) {
while (walk_step(wcb) == WALK_NEXT)
int (*walk_step)(mdb_walk_state_t *); /* Walk iterator */
if (wp->walk_step == NULL) {
if (wp->walk_descr == NULL || wp->walk_step == NULL)
iwp->iwlk_step = wp->walk_step;
int (*walk_step)(mdb_walk_state_t *),
cw->cw_step = walk_step;
int (*walk_step)(mdb_walk_state_t *),
w.walk_step = kmem_walk_step;
w.walk_step = prockludge_mappings_walk_step;
w.walk_step = umem_walk_step;
w.walk_step = umem_ptc_walk_step;