From tarballs. `make' fails here:
Loading /binary/xemacs-21.0-b52/src/../lisp/update-elc.el...
Loading very-early-lisp... (2152)
Loading find-paths.el... (13900)
Loading packages.el... (23256)
Loading setup-paths.el... (5444)
Loading dump-paths.el... (0)
Wrong type argument
:
stringp
,
nil
rm -f ../lib-src/DOC; \
EMACSBOOTSTRAPLOADPATH="/binary/xemacs-21.0-b52/src/../lisp/:/binary/xem
acs-21.0-b52" ./temacs -batch -l
/binary/xemacs-21.0-b52/src/../lisp/make-docfile.el -- \
-o ../lib-src/DOC -d /binary/xemacs-21.0-b52/src -i
../lib-src/../site-packages \
abbrev.c alloc.c blocktype.c buffer.c bytecode.c
callint.c callproc.c casefiddle.c casetab.c chartab.c cmdloop.c cmds.c
console.c console-stream.c data.c device.c dired.c doc.c doprnt.c
dynarr.c editfns.c elhash.c emacs.c eval.c events.c ntplay.c unexcw.c
scrollbar-msw.c menubar-msw.c toolbar-msw.c dialog-msw.c console-msw.c
device-msw.c event-msw.c frame-msw.c objects-msw.c select-msw.c
redisplay-msw.c glyphs-msw.c dgif_lib.c gif_io.c menubar.c scrollbar.c
dialog.c toolbar.c gui.c menubar-x.c scrollbar-x.c dialog-x.c
toolbar-x.c gui-x.c file-coding.c inline.c console-tty.c device-tty.c
event-tty.c frame-tty.c objects-tty.c redisplay-tty.c cm.c terminfo.c
event-unixoid.c database.c process-unix.c event-stream.c extents.c
faces.c fileio.c filemode.c floatfns.c fns.c font-lock.c frame.c
general.c getloadavg.c glyphs.c glyphs-eimage.c hash.c imgproc.c
indent.c insdel.c intl.c keymap.c line-number.c lread.c lstream.c
macros.c marker.c md5.c minibuf.c objects.c opaque.c print.c process.c
profile.c pure.c rangetab.c redisplay.c redisplay-output.c regex.c
search.c sheap.c signal.c sound.c specifier.c strftime.c symbols.c
syntax.c sysdep.c undo.c balloon_help.c balloon-x.c console-x.c
device-x.c event-Xt.c frame-x.c glyphs-x.c objects-x.c redisplay-x.c
xgccache.c xselect.c widget.c window.c
Loading /binary/xemacs-21.0-b52/src/../lisp/make-docfile.el...
Loading very-early-lisp... (2152)
Loading find-paths.el... (13900)
Loading packages.el... (23220)
Loading setup-paths.el... (5444)
Loading dump-paths.el... (0)
Loading /binary/xemacs-21.0-b52/src/../lisp/dumped-lisp.el...
(108)
Spawning make-docfile ...
Spawning make-docfile ...done
EMACSBOOTSTRAPLOADPATH="/binary/xemacs-21.0-b52/src/../lisp/:/binary/xem
acs-21.0-b52" ./temacs -batch -l
/binary/xemacs-21.0-b52/src/../lisp/loadup.el dump
Loading /binary/xemacs-21.0-b52/src/../lisp/loadup.el...
Using load-path (/binary/xemacs-21.0-b52/src/../lisp/
/binary/xemacs-21.0-b52)
Loading very-early-lisp... (2152)
Loading /binary/xemacs-21.0-b52/src/../lisp/dumped-lisp.el...
(160)
Loading /binary/xemacs-21.0-b52/lisp/backquote.elc... (2924)
Loading /binary/xemacs-21.0-b52/lisp/bytecomp-runtime.elc...
(4664)
Loading /binary/xemacs-21.0-b52/Installation.el... (36)
Loading /binary/xemacs-21.0-b52/lisp/find-paths.elc... (5592)
Loading /binary/xemacs-21.0-b52/lisp/packages.elc... (9972)
Loading /binary/xemacs-21.0-b52/lisp/setup-paths.elc... (2924)
Loading /binary/xemacs-21.0-b52/lisp/dump-paths.elc... (0)
Load file subr: not found
Fatal error during load, aborting
make[1]: [xemacs] Error 1 (ignored)
make[1]: *** [xemacs] Error 1
make: *** [src] Error 2