anchor.diff:      http://cflags.cc/roy/
     ];
   
  -  # Sage mirrors (http://www.sagemath.org/mirrors.html)
     sagemath = [
       http://boxen.math.washington.edu/home/sagemath/sage-mirror/src/
       http://mirrors.hustunique.com/sagemath/src/
  
positive.code:   ];
  
    metalab = [
      ftp://mirrors.kernel.org/metalab/
      ftp://ftp.gwdg.de/pub/linux/metalab/
      ftp://ftp.xemacs.org/sites/metalab.unc.edu/
    ];
  
    # MySQL mirrors
    mysql = [
      http://mysql.mirrors.pair.com/Downloads/
      http://cdn.mysql.com/Downloads/
    ];
  
    # OpenBSD mirrors
    openbsd = [
      http://openbsd.mirrors.pair.com/
      http://ftp.openbsd.org/pub/OpenBSD/
    ];
  
    # openSUSE
    opensuse = [
      http://opensuse.temple.edu/distribution/
      http://ftp.opensuse.org/pub/opensuse/distribution/
  
negative.code:     http://archives.fedoraproject.org/pub/archive/fedora/
    ];
  
    gcc = [
      ftp://gcc.gnu.org/pub/gcc/
      ftp://ftp.nluug.nl/mirror/languages/gcc/
      ftp://ftp.fu-berlin.de/unix/languages/gcc/
    ];
  
    gentoo = [
      https://mirrors.kernel.org/gentoo/
      http://gentoo.mirrors.pair.com/
      http://distfiles.gentoo.org/
    ];
  
    gnome = [
      # This one redirects to some mirror closeby, so it should be all you need.
      https://download.gnome.org/
    ];
  
    gnu = [
      https://mirrors.kernel.org/gnu/
      http://gnu.mirrors.pair.com/
  
      # This one redirects to a (supposedly) nearby and (supposedly) up-to-date
  