anchor.diff:        }
   
         # Install git-subtree.
  -      make -C contrib/subtree install ${stdenv.lib.optionalString withManual "install-doc"}
  +      make -C contrib/subtree install ${stdenv.lib.optionalString withManual "USE_ASCIIDOCTOR=1 install-doc"}
         rm -rf contrib/subtree
   
         # Install contrib stuff.
  
positive.code:       '')
  
     + stdenv.lib.optionalString withManual ''# Install man pages and Info manual
         make -j $NIX_BUILD_CORES -l $NIX_BUILD_CORES PERL_PATH="${buildPackages.perl}/bin/perl" cmd-list.made install install-html install-info \
           -C Documentation ''
  
     + (if guiSupport then ''
  
negative.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
  