anchor.diff:  };
   
   stdenv.mkDerivation rec {
  -  name = "pixman-0.32.8";
  +  name = "pixman-0.34.0";
   
     src = fetchurl {
       url = "mirror://xorg/individual/lib/${name}.tar.bz2";
  -    sha1 = "5c57045622265b877c9bf02d531973eadf942140";
  +    sha256 = "184lazwdpv67zrlxxswpxrdap85wminh1gmq1i5lcz6iycw39fir";
     };
   
     patches = optionals stdenv.cc.isClang [
  
positive.code:   postInstall = glib.flattenInclude;
  
    doCheck = true;
    enableParallelBuilding = true;
  
    meta = with stdenv.lib; {
      description = "A low-level library for pixel manipulation";
  
negative.code:     "--disable-loongson-mmi" # mips
      (enFlag "mmx" (isi686 || isx86_64) null)
      (enFlag "sse2" (isi686 || isx86_64) null)
      (enFlag "ssse3" (isi686 || isx86_64) null)
      "--disable-vmx"
      (enFlag "arm-simd" isArm null)
      (enFlag "arm-neon" isArm null)
      "--disable-arm-iwmmxt"
      (enFlag "arm-iwmmxt2" isArm null)
      "--disable-mips-dspr2"
      (enFlag "gcc-inline-asm" cc.isGNU null)
      "--disable-static-testprogs"
      "--enable-timers"
  