anchor.diff:  , autoreconfHook
   , fetchTritonPatch
   , fetchurl
  +, lib
   
   , cogl
   , fontconfig
  
positive.code:     #"--disable-atomic"
      "--disable-gcov"
      "--disable-valgrind"
      (enFlag "xlib" (xorg != null) null)
      (enFlag "xlib-xrender" (xorg != null) null)
      (enFlag "xcb" (xorg != null) null)
      (enFlag "xlib-xcb" (xorg != null) null)
      (enFlag "xcb-shm" (xorg != null) null)
      "--disable-qt"
      "--disable-quartz"
      "--disable-quartz-font"
  
negative.code:     };
    };
  
    meta = with lib; {
      description = "A vector graphics library with cross-device output support";
      homepage = http://cairographics.org/;
      license = with licenses; [
  