case CLC_ADD_MINUTES:
	    yyRelSeconds += offs * 60;
	    break;
	case CLC_ADD_SECONDS:
	    yyRelSeconds += offs;
	    break;
	}
	if (unitIndex != CLC_ADD_SECONDS) {
	if (unitIndex < CLC_ADD_HOURS) { /* date units only */
	    info->flags |= CLF_RELCONV;
	}
    }

    /*
     * Do relative times (if not yet already processed interim),
     * Do relative units (if not yet already processed interim),
     * thereby ignore relative time (it can be processed within commit).
     */

    if (info->flags & CLF_RELCONV) {
	if (ClockCalcRelTime(info, &opts) != TCL_OK) {
	    goto done;
	}