type_datum
struct type_datum *typdatum;
struct type_datum *upper;
struct type_datum *typdatum = datum;
struct type_datum *typdatum;
const struct type_datum *datum;
struct type_datum **type_val_to_struct;
struct type_datum *typdatum;
struct type_datum *typdatum;
struct type_datum *typedatum;
struct type_datum *source;
struct type_datum *target;
struct type_datum *type;