/* symbol_tdef.h */

#ifndef SYMBOL_TDEF__H
#define SYMBOL_TDEF__H

/* typedefs for symbol.h defined here separately so xtype.h can access them 
   without including any data_class headers */

typedef unsigned long int dc_symbol_tag;
const dc_symbol_tag undef_symbol = 0;

typedef unsigned long int dc_svec_tag;
const dc_svec_tag undef_svec = 0;
const dc_svec_tag no_svec = 0;

#endif
