anchor.diff:    # Omitting pkgconfig because it causes issues locating the built hamlib
     nativeBuildInputs = [
       asciidoc asciidoctor autoconf automake cmake docbook_xsl gfortran libtool
  -    qttools texinfo
  +    qttools texinfo wrapQtAppsHook
     ];
     buildInputs = [ fftw fftwFloat libusb1 qtbase qtmultimedia qtserialport ];
   
  
positive.code:       These modes were all designed for making reliable, confirmed ham radio
        contacts under extreme weak-signal conditions.
      '';
      homepage = http://physics.princeton.edu/pulsar/k1jt/wsjtx.html;
      # Older licenses are for the statically-linked hamlib
      license = with licenses; [ gpl3Plus gpl2Plus lgpl21Plus ];
      platforms = platforms.linux;
  
negative.code: { stdenv, fetchurl, asciidoc, asciidoctor, autoconf, automake, cmake,
    docbook_xsl, fftw, fftwFloat, gfortran, libtool, libusb1, qtbase,
    qtmultimedia, qtserialport, qttools, texinfo, wrapQtAppsHook }:
  
  stdenv.mkDerivation rec {
    pname = "wsjtx";
    version = "2.1.0";
  
    # This is a "superbuild" tarball containing both wsjtx and a hamlib fork
  