typedef union { char *sval; double dval; int ival; struct vdef vval; struct node nval; struct range rval; struct colstat cval; } YYSTYPE; extern YYSTYPE yylval; # define EXPON 257 # define UMINUS 258 # define PI 259 # define ABS 260 # define ACOS 261 # define ASIN 262 # define ATAN 263 # define ATAN2 264 # define COS 265 # define EXP 266 # define GAMMA 267 # define HYPOT 268 # define INT 269 # define LOG 270 # define POW 271 # define SIN 272 # define SQRT 273 # define COL 274 # define DUP 275 # define DUPLICATE 276 # define EDIT 277 # define POSITION 278 # define REDRAW 279 # define REFRESH 280 # define REP 281 # define REPLICATE 282 # define ROW 283 # define SCALE 284 # define SHIFT 285 # define SLIDE 286 # define SHELL 287 # define SH 288 # define WIDTH 289 # define QUIT 290 # define TERM 291 # define LIST 292 # define ERROR 293 # define ZERO 294 # define THRU 295 # define AT 296 # define DEBUG 297 # define VER 298 # define UP 299 # define DOWN 300 # define LEFT 301 # define RIGHT 302 # define HELP 303 # define STR 304 # define LETTERS 305 # define READ 306 # define WRITE 307 # define COPY 308 # define NUMBER 309 # define FUNC 310 # define AVARIABLE 311 # define VARIABLE 312