DAT_NAME_PTR
IN const DAT_NAME_PTR name,
return (*ia_open_func)((const DAT_NAME_PTR) _name,
IN const DAT_NAME_PTR, /* provider */
IN const DAT_NAME_PTR, /* provider */
IN const DAT_NAME_PTR, /* provider */
IN const DAT_NAME_PTR name,
IN const DAT_NAME_PTR, /* name */