typedef union{
  int snum;			/* small number */
#ifdef GFP
  int num;
  int rat;
#endif
#ifdef RATIONAL
  MP_INT num;
  MP_RAT rat;
#endif
#ifdef INTEGRAL
  MP_INT num;
  MP_INT rat;
#endif
  gpgen gen;			/* gp generator */
  gpgen *genlist;		/* list of such */
  gaw word;			/* group algebra word */
  fldelt fld;			/* field element */
  gpwd grp;			/* group word */
  rell rell;			/* list of relators */
  smgl smgl;			/* list of sunmodule gens */
  smg smg;			/* labelled union of smgl and rell */
  wordl wordl;			/* array of words */
  char *string;			/* lower case identifier name */
} YYSTYPE;
#define	UCL	258
#define	GEN	259
#define	DIGIT	260
#define	LCW	261
#define	DUMMY	262


extern YYSTYPE yylval;