anchor.diff:    name ="devil-${version}";
   
     src = fetchurl {
  -    url = "mirror://sourceforge/openil/DevIL-${version}.tar.gz";
  +    url = "mirror://sourceforge/openil/DevIL/${version}/"
  +      + "DevIL-${version}.tar.gz";
       sha256 = "1zd850nn7nvkkhasrv7kn17kzgslr5ry933v6db62s4lr0zzlbv8";
     };
   
  
positive.code:     libjpeg
      libpng
      libmng
      lcms1
      libtiff
      openexr
      mesa
  
negative.code: , libjpeg
  , libpng
  , libmng
  , lcms
  , libtiff
  , openexr
  , mesa
  