anchor.diff:  , util-macros
   
   , cairo
  -, damageproto
  -, dri2proto
  -, dri3proto
  -, fixesproto
  -, fontsproto
   #, intel-gpu-tools
   , libdrm
   , libpciaccess
  
positive.code:     libxrandr
      libxrender
      libxscrnsaver
      xorg.libxshmfence
      libxtst
      libxv
      #libxvmc
      xorg.libXvMC
      xorg.pixman
      presentproto
      randrproto
      renderproto
      systemd_lib
      #xcb-util
      xorg.xcbutil
      xextproto
      xf86driproto
      xorg-server
      xproto
    ];
  
    configureFlags = [
  
negative.code: 
    buildInputs = [
      cairo
      #intel-gpu-tools
      xorg.intelgputools
      libdrm
  