source: vendor/bash/3.1-p17/y.tab.h

typedef union {
  WORD_DESC *word;              /* the word that we read. */
  int number;                   /* the number that we read. */
  WORD_LIST *word_list;
  COMMAND *command;
  REDIRECT *redirect;
  ELEMENT element;
  PATTERN_LIST *pattern;
} YYSTYPE;
#define IF      257
#define THEN    258
#define ELSE    259
#define ELIF    260
#define FI      261
#define CASE    262
#define ESAC    263
#define FOR     264
#define SELECT  265
#define WHILE   266
#define UNTIL   267
#define DO      268
#define DONE    269
#define FUNCTION        270
#define COND_START      271
#define COND_END        272
#define COND_ERROR      273
#define IN      274
#define BANG    275
#define TIME    276
#define TIMEOPT 277
#define WORD    278
#define ASSIGNMENT_WORD 279
#define NUMBER  280
#define ARITH_CMD       281
#define ARITH_FOR_EXPRS 282
#define COND_CMD        283
#define AND_AND 284
#define OR_OR   285
#define GREATER_GREATER 286
#define LESS_LESS       287
#define LESS_AND        288
#define LESS_LESS_LESS  289
#define GREATER_AND     290
#define SEMI_SEMI       291
#define LESS_LESS_MINUS 292
#define AND_GREATER     293
#define LESS_GREATER    294
#define GREATER_BAR     295
#define yacc_EOF        296


extern YYSTYPE yylval;