!-----------------------------------------------------------------------
&nambdy        !  unstructured open boundaries                          ("key_bdy")
!-----------------------------------------------------------------------
   cn_mask     =  ''                     !  name of mask file (ln_mask=T)
   cn_dta_frs_T= 'bdydata_grid_T.nc'     !  name of data file (T-points)
   cn_dta_frs_U= 'bdydata_grid_U.nc'     !  name of data file (U-points)
   cn_dta_frs_V= 'bdydata_grid_V.nc'     !  name of data file (V-points)
   cn_dta_fla_T= 'bdydata_bt_grid_T.nc'  !  name of data file for Flather condition (T-points)
   cn_dta_fla_U= 'bdydata_bt_grid_U.nc'  !  name of data file for Flather condition (U-points)
   cn_dta_fla_V= 'bdydata_bt_grid_V.nc'  !  name of data file for Flather condition (V-points)

   ln_clim     = .false.   !  contain 1 (T) or 12 (F) time dumps and be cyclic
   ln_vol      = .false.   !  total volume correction (see volbdy parameter)
   ln_mask     = .false.   !  boundary mask from filbdy_mask (T), boundaries are on edges of domain (F)
   ln_tides    = .false.   !  Apply tidal harmonic forcing with Flather condition
   ln_dyn_fla  = .false.   !  Apply Flather condition to velocities
   ln_tra_frs  = .false.   !  Apply FRS condition to temperature and salinity 
   ln_dyn_frs  = .false.   !  Apply FRS condition to velocities
   nn_rimwidth =  9        !  width of the relaxation zone
   nn_dtactl   =  1        !  = 0, bdy data are equal to the initial state
                           !  = 1, bdy data are read in 'bdydata   .nc' files
   nn_volctl   =  0        !  = 0, the total water flux across open boundaries is zero
                           !  = 1, the total volume of the system is conserved
/