separated contract form from default form.

scrbl/define-return.scrbl

@@ -19,10 +19,8 @@ raises that exception, and the definition forms catch it around the function
 body. The contracted form additionally checks early-returned values against
 the result contract.
 
-The module re-exports @racketmodname[racket/contract], so contracts such as
-@racket[->], @racket[->*], @racket[any/c], @racket[or/c],
-@racket[and/c], and @racket[listof] are available from the same
-@racket[require].
+See @racketmodname[define-return/contract] for the contracted version of
+this module. 
 
 @section{Return}