st_gen_mode_select
rval = st_gen_mode_select(un, ubf, un->un_mspl,
ret = st_gen_mode_select(un, ubf, mode_data, amount);
static int st_gen_mode_select(struct scsi_tape *un, ubufunc_t ubf,
rval = st_gen_mode_select(un, st_uscsi_cmd, un->un_mspl,
rval = st_gen_mode_select(un, st_uscsi_cmd, un->un_mspl,
ST_FUNC(ST_DEVINFO, st_gen_mode_select);
rval = st_gen_mode_select(un, st_uscsi_cmd, current, MSIZE);