anchor.diff:  
     inherit fontDirectories;
   
  -  patchPhase = ''
  +  postPatch = ''
       sed -i -e '/^\$cmd \.= " -pn";/a$cmd .= " -xkbdir ${xkeyboard_config}/etc/X11/xkb";' unix/vncserver
       fontPath=
       for i in $fontDirectories; do
  
positive.code: , cmake, gettext, libtool
  , glproto, mesa_glu
  , gnutls, pam, nettle
  , xterm }:
  
  with stdenv.lib;
  
  
negative.code:       done
      done
      sed -i -e '/^\$cmd \.= " -pn";/a$cmd .= " -fp '"$fontPath"'";' unix/vncserver
      substituteInPlace vncviewer/vncviewer.cxx \
         --replace '"/usr/bin/ssh' '"${openssh}/bin/ssh'
    '';
  
    dontUseCmakeBuildDir = true;
  