anchor.diff:      "--with-npth-prefix=${npth}"
     ] ++ optional guiSupport "--with-pinentry-pgm=${pinentry}/${pinentryBinaryPath}";
   
  -  postInstall = ''
  +  postInstall = if enableMinimal
  +  then ''
  +    rm -r $out/{libexec,sbin,share}
  +    for f in `find $out/bin -type f -not -name gpg`
  +    do
  +      rm $f
  +    done
  +  '' else ''
       mkdir -p $out/lib/systemd/user
       for f in doc/examples/systemd-user/*.{service,socket} ; do
         substitute $f $out/lib/systemd/user/$(basename $f) \
  
positive.code: { fetchurl, fetchpatch, stdenv, pkgconfig, libgcrypt, libassuan, libksba
  , libgpgerror, libiconv, npth, gettext, texinfo, pcsclite, sqlite
  , buildPackages
  
  # Each of the dependencies below are optional.
  # Gnupg can be built without them at the cost of reduced functionality.
  , pinentry ? null, guiSupport ? false
  , adns ? null, gnutls ? null, libusb ? null, openldap ? null
  , readline ? null, zlib ? null, bzip2 ? null
  }:
  
  with stdenv.lib;
  
  assert guiSupport -> pinentry != null;
  
  stdenv.mkDerivation rec {
    pname = "gnupg";
  
negative.code:   postPatch = ''
      sed -i 's,hkps://hkps.pool.sks-keyservers.net,hkps://keys.openpgp.org,g' \
          configure doc/dirmngr.texi doc/gnupg.info-1
    '' + stdenv.lib.optionalString ( stdenv.isLinux && pcsclite != null) ''
      sed -i 's,"libpcsclite\.so[^"]*","${stdenv.lib.getLib pcsclite}/lib/libpcsclite.so",g' scd/scdaemon.c
    ''; #" fix Emacs syntax highlighting :-(
  
  