typedef union  {
    long ival;
    double fval;
    struct ent *ent;
    struct enode *enode;
    char *sval;
} YYSTYPE;
extern YYSTYPE yylval;
# define STRING 257
# define NUMBER 258
# define FNUMBER 259
# define WORD 260
# define S_FORMAT 261
# define S_LABEL 262
# define S_LEFTSTRING 263
# define S_RIGHTSTRING 264
# define S_GET 265
# define S_PUT 266
# define S_LET 267
# define S_WRITE 268
# define K_FIXED 269
# define K_R 270
# define K_C 271