fortran_type_spec

fortran_type_spec 
      ::= 
      "character" [ "*" length ] 
      [ "character" "set" [ "is" ] 
      char_set_spec ] 
      | "bit" [ "*" length ] 
      | "integer" 
      | "real" 
      | "double" "precision" 

This rule is called by

-> fortran_variable_def