anchor.diff:        '')
   
      + lib.optionalString withManual ''# Install man pages
  -       make -j $NIX_BUILD_CORES -l $NIX_BUILD_CORES USE_ASCIIDOCTOR=1 PERL_PATH="${buildPackages.perl}/bin/perl" cmd-list.made install install-html \
  +       make -j $NIX_BUILD_CORES -l $NIX_BUILD_CORES PERL_PATH="${buildPackages.perl}/bin/perl" cmd-list.made install install-html \
            -C Documentation ''
   
      + (if guiSupport then ''
  
positive.code: , curl, openssl, zlib, expat, perlPackages, python3, gettext, cpio
  , gnugrep, gnused, gawk, coreutils # needed at runtime by git-filter-branch etc
  , openssh, pcre2
  , asciidoctor, texinfo, xmlto, docbook2x, docbook_xsl, docbook_xsl_ns, docbook_xml_dtd_45
  , libxslt, tcl, tk, makeWrapper, libiconv
  , svnSupport, subversionClient, perlLibs, smtpPerlLibs
  , perlSupport ? true
  
negative.code:       }
  
        # Install git-subtree.
        make -C contrib/subtree install ${lib.optionalString withManual "install-doc"}
        rm -rf contrib/subtree
  
        # Install contrib stuff.
  