flex-2.5.10: make flex.dvi failes

[Bernd Prager]

Hi,
I want to get a hardcopy of the current documentation (flex-2.5.10)
and invoked 'make flex.dvi'. Unfortunately it failes with:

------------ snip -----------------
  make flex.dvi
TEXINPUTS=".:$TEXINPUTS" \
MAKEINFO='/bin/sh /root/Downloads/flex-2.5.10/missing --run makeinfo   -I .'
\
texi2dvi flex.texi
This is TeX, Version 3.14159 (Web2C 7.3.1)
(/root/Downloads/flex-2.5.10/flex.texi
(/usr/share/texmf/tex/texinfo/texinfo.tex
Loading texinfo [version 1999-09-25.10]: Basics, pdf, fonts, page headings,
tables, conditionals, indexing, sectioning, toc, environments, defuns,
macros,
cross references, (/usr/share/texmf/tex/plain/dvips/epsf.tex) localization,
and turning on texinfo input format.) (flex.aux
! Missing @endcsname inserted.
<to be read again>
                   @fam
@tt ->@fam
           @ttfam @tentt
@t #1->address@hidden
            @rawbackslash @frenchspacing address@hidden
<argument> Why address@hidden I
                       use fast or full tables with interactive mode?-title
@xrdef address@hidden @expandafter @gdef @csname X#1
                                                  @endcsname
l.187 ...full tables with interactive mode?-title}
                                                  {Why can't I use fast or
f...

?
------------ snip -----------------

Any suggestions?
Thanks,
-- Bernd