check_type_name(dec.name, 1);
def_typedef(defp)	definition *defp;{	declaration dec;	defp->def_kind = DEF_TYPEDEF;	get_declaration(&dec, DEF_TYPEDEF);	defp->def_name = dec.name;	defp->def.ty.old_prefix = dec.prefix;	defp->def.ty.old_type = dec.type;	defp->def.ty.rel = dec.rel;	defp->def.ty.array_max = dec.array_max;}