feature RK_AppKit, produces aliased parameters

[ColinKinloch]

Compiling with feature RK_AppKit

Produces

pub fn renameFontCollectionWithName_visibility_toName_error_(
         name: &NSString,
         visibility: NSFontCollectionVisibility,
         name: &NSString,
         error: Option<&mut &Option<Arc<NSError>>>,
     ) -> bool {

Resulting in error[E0415]: identifier `name` is bound more than once in this parameter list