(macro seq-k (lambda tests
	       (cond ((null? tests) '$win)
		     ((null? (cdr tests)) (car tests))
		     (else `(with-win (seq-k ,@(cdr tests))
			      ,(car tests))))))
(text
 (begin (nop)
	(nop)
	(seq-k (nop)
	       (nop)
	       z!
	       (nop)
	       (inv z!)
	       (nop))
	(nop)))

; 00000000  90                nop
; 00000001  90                nop
; 00000002  90                nop
; 00000003  90                nop
; 00000004  7504              jnz 0xa
; 00000006  90                nop
; 00000007  7401              jz 0xa
; 00000009  90                nop
; 0000000A  90                nop