IPADM_VOL_DB_FILE
err = ipmgmt_cpfile(IPADM_VOL_DB_FILE, IPADM_DB_FILE, B_FALSE);
if (access(IPADM_VOL_DB_FILE, F_OK) != 0) {
err = ipmgmt_cpfile(IPADM_DB_FILE, IPADM_VOL_DB_FILE, B_TRUE);
(void) unlink(IPADM_VOL_DB_FILE);
err = ipadm_rw_db(db_walk_func, db_warg, IPADM_VOL_DB_FILE,