anchor.diff:  { stdenv, fetchurl, meson, ninja, wrapGAppsHook, pkgconfig
   , appstream-glib, desktop-file-utils, python3
  -, gtk, girara, gettext, libxml2
  +, gtk, girara, gettext, libxml2, check
   , sqlite, glib, texlive, libintl, libseccomp
   , file, librsvg
   , gtk-mac-integration, synctexSupport ? true
  
positive.code:   ] ++ optional synctexSupport texlive.bin.core
      ++ optional stdenv.isLinux libseccomp
      ++ optional stdenv.isDarwin gtk-mac-integration;
  
    meta = {
      homepage = https://pwmt.org/projects/zathura/;
  
negative.code: 
    nativeBuildInputs = [
      meson ninja pkgconfig desktop-file-utils python3.pkgs.sphinx
      gettext wrapGAppsHook libxml2 check
    ] ++ optional stdenv.isLinux appstream-glib;
  
    buildInputs = [
  