anchor.diff:    rubber = allBut "i686-cygwin";
     ruby = all;
     rxvt_unicode = all;
  +  samba = linux;
     screen = linux ++ darwin;
     seccure = linux;
     seccureUser = linux;
  
positive.code:   guile = linux;  # tests fail on Cygwin
    guileLib = linux;
    gv = linux;
    gzip = all;
    hal = linux;
    hello = all;
    host = linux;
    hugin = linux;
    iana_etc = linux;
    icecat3Xul = [ "i686-linux" ];
  
negative.code:   bashInteractive = all;
    bazaar = linux; # first let sqlite3 work on darwin
    binutils = linux;
    bind = linux;
    bison23 = all;
    bison24 = all;
    bitlbee = linux; 
  