anchor.diff:    '';
   in
   
  -stdenv.mkDerivation (rec {
  +stdenv.mkDerivation rec {
     name = "glib-2.36.1";
   
     src = fetchurl {
  
positive.code: 
    configureFlags = "--with-pcre=system --disable-fam";
  
    postConfigure = "sed '/SANE_MALLOC_PROTOS/s,^,//,' -i config.h" # https://bugzilla.gnome.org/show_bug.cgi?id=698716 :-)
      + stdenv.lib.optionalString stdenv.isDarwin ''
        sed '24 i #include <Foundation/Foundation.h>'
      '';
  
    enableParallelBuilding = true;
  
  
negative.code:   };
  }
  
  