1 /* b.h 4.2 83/08/11 */ 2 3 extern int xxindent, xxval, newflag, xxmaxchars, xxbpertab; 4 extern int xxlineno; /* # of lines already output */ 5 #define xxtop 100 /* max size of xxstack */ 6 extern int xxstind, xxstack[xxtop], xxlablast, xxt; 7 struct node 8 {int op; 9 char *lit; 10 struct node *left; 11 struct node *right; 12 }; 13