optics.mlb

local
  $(SML_LIB)/basis/basis.mlb
in
   ann
      "forceUsed"
      "sequenceNonUnit warn"
      "warnUnused true"
   in
     local
       util.sml
       optics.sig
       optics.sml
     in
       signature OPTICS
       structure Optics
     end
   end
end