anchor.diff:      };
     };
   in
  -  stdenv.mkDerivation (self
  -  // stdenv.lib.optionalAttrs (stdenv.system == "armv7l-linux" || stdenv.isSunOS) {
  -    FORCE_UNSAFE_CONFIGURE = 1;
  -  })
  +  self;
  
positive.code: with { inherit (stdenv.lib) optional optionals optionalString optionalAttrs; };
  
  let
    self = rec {
      name = "coreutils-8.24";
  
      src = fetchurl {
  
negative.code:     enableParallelBuilding = false;
  
      NIX_LDFLAGS = optionalString selinuxSupport "-lsepol";
      FORCE_UNSAFE_CONFIGURE = stdenv.lib.optionalString (stdenv.system == "armv7l-linux" || stdenv.isSunOS) "1";
  
      makeFlags = optionalString stdenv.isDarwin "CFLAGS=-D_FORTIFY_SOURCE=0";
  
  