32   character(len = *), 
intent(in):: name
    33   logical, 
intent(out), 
optional:: err
    37   if (
class == vtb_class_netcdf) 
then    39   else if (
class == vtb_class_memory) 
then subroutine gtvardelattr(var, name, err)
 
subroutine, public storeerror(number, where, err, cause_c, cause_i)
 
integer, parameter, public gt_ebadvar
 
subroutine, public var_class(var, class, cid)