13 struct Stack {  struct
38 	Stack	fntstylestk;	// style stack  argument
39 	Stack	fntsizestk;		// size stack
40 	Stack	fgstk;		// text color stack
41 	Stack	ulstk;		// underline stack
42 	Stack	voffstk;		// vertical offset stack
43 	Stack	listtypestk;	// list type stack
44 	Stack	listcntstk;		// list counter stack
45 	Stack	juststk;		// justification stack
46 	Stack	hangstk;		// hanging stack
252 static void			copystack(Stack* tostk, Stack* fromstk);
301 static void			pop(Stack* stk);
305 static int			popretnewtop(Stack* stk, int dflt);
306 static int			push(Stack* stk, int val);
319 static int			top(Stack* stk, int dflt);
2315 push(Stack* stk, int val)  in push()
2328 pop(Stack* stk)  in pop()
2336 top(Stack* stk, int dflt)  in top()
2345 popretnewtop(Stack* stk, int dflt)  in popretnewtop()
2357 copystack(Stack* tostk, Stack* fromstk)  in copystack()