(Dynamic Wind): Untabify.

(Multiple Values): Use @result.
Reported by Stephen Compall <s11@member.fsf.org>.

doc/ref/scheme-control.texi

@@ -345,11 +345,12 @@ of the call to @code{call-with-values}.
 @example
 (call-with-values (lambda () (values 4 5))
                   (lambda (a b) b))
-                                             ==>  5
+@result{} 5
 
 @end example
 @example
-(call-with-values * -)                             ==>  -1
+(call-with-values * -)
+@result{} -1
 @end example
 @end deffn