anchor.diff:    always use Hash64, even if only a 32bit hash is wanted. The 64bit hash is
     always faster.
   
  +For more information on disabling the 32bit preference, see the following [blog
  +post](http://www.neovolve.com/2015/07/31/disable-prefer-32-bit/).
  +
   *)
   
   let ``32bit hash`` : uint = Farmhash.Hash32(bytes, Array.length nd)
  
positive.code: (*** hide ***)
  // This block of code is omitted in the generated HTML documentation. Use 
  // it to define helpers that you do not want to show in the documentation.
  #I "../../bin/Farmhash.Sharp"
  
  
negative.code: 
  Congratulations, you're now an expert at using the Farmhash.Sharp library!
  
  *)
  