AR_PRESELECT_USER_TRAIL
AR_PRESELECT_USER_TRAIL | AR_PRESELECT_USER_PIPE |
ar->k_ar_commit |= (AR_PRESELECT_USER_TRAIL | AR_PRESELECT_USER_PIPE);
(ar->k_ar_commit & AR_PRESELECT_USER_TRAIL)) ||
(ar->k_ar_commit & AR_PRESELECT_USER_TRAIL)) {