+@item
+@findex ensure-generic-function
+@findex generic-function-declarations
+@findex sb-mop:generic-function-declarations
+the arguments @code{:declare} and @code{:declarations} to
+@code{ensure-generic-function} are both accepted, with the leftmost
+argument defining the declarations to be stored and returned by
+@code{generic-function-declarations}.
+