typedef union { Tree *tree; } YYSTYPE; extern YYSTYPE yylval; #define IF 57346 #define WHILE 57347 #define FOR 57348 #define SWITCH 57349 #define NOT 57350 #define ANDAND 57351 #define OROR 57352 #define BANG 57353 #define SUBSHELL 57354 #define PIPE 57355 #define COUNT 57356 #define SUB 57357 #define IN 57358 #define TWIDDLE 57359 #define FN 57360 #define WORD 57361 #define REDIR 57362 #define DUP 57363 #define SIMPLE 57364 #define ARGLIST 57365 #define WORDS 57366 #define BRACE 57367 #define PAREN 57368 #define PCMD 57369 #define PIPEFD 57370