28 type(gt_variable),
intent(inout),
optional:: var
29 integer,
intent(out),
optional:: stat
31 if (.not.
present(var))
then 36 case(vtb_class_netcdf)
subroutine gdncvarsync(var, stat)
subroutine gtvarsync(var, stat)
subroutine, public var_class(var, class, cid)