error when building the manual

[Kai Habel]

When I try to build the manual for the current tip I get the following
error:

kai at linux-nuoy:~/hg-octave/octave/doc> make                          
making conf.texi from conf.texi.in                                   
conf.texi is unchanged                                               
make -C faq all                                                      
make[1]: Entering directory `/home/kai/hg-octave/octave/doc/faq'     
make[1]: Für das Ziel »all« ist nichts zu tun.                       
make[1]: Leaving directory `/home/kai/hg-octave/octave/doc/faq'      
make -C interpreter all                                              
make[1]: Entering directory `/home/kai/hg-octave/octave/doc/interpreter'
TEXINPUTS="..:.:./..::" texi2pdf ./octave.texi                         
This is pdfTeXk, Version 3.141592-1.40.3 (Web2C 7.5.6)                 
 file:line:error style messages enabled.                               
entering extended mode                                                 
(././octave.texi (/home/kai/hg-octave/octave/doc/interpreter/../texinfo.tex
Loading texinfo [version 2009-03-07.09]: pdf, fonts, page headings, tables,
conditionals, indexing, sectioning, toc, environments, defuns, macros,    
cross references, insertions, (/usr/share/texmf/tex/generic/epsf/epsf.tex 
This is `epsf.tex' v2.7.3 <23 July 2005>                                  
) localization, formatting, and turning on texinfo input format.)
(./octave.aux

./octave.aux:4743: TeX capacity exceeded, sorry [save size=5000].
@otherbackslash ->@let \=@realbackslash                         
                                                                
@xrdef #1#2->{@indexnofonts @turnoffactive                      
                                           @xdef @safexrefname
{#1}}@expanda...
l.4743
@xrdef{doc-uname-pg}{547}                                              
                                                                              

./octave.aux:4743:  ==> Fatal error occurred, no output PDF file
produced!    
Transcript written on
octave.log.                                             
/usr/bin/texi2dvi: pdfetex exited with bad status,
quitting.                  
make[1]: [octave.pdf] Fehler 1
(ignoriert)                                    
TEXINPUTS="..:.:./..::" texi2pdf octave-a4.texi -t
@afourpaper                
This is pdfTeXk, Version 3.141592-1.40.3 (Web2C
7.5.6)                        
 file:line:error style messages
enabled.                                      
entering extended
mode                                                        

(/home/kai/hg-octave/octave/doc/interpreter/octave-a4.t2d/pdf/xtr/octave-a4.tex
i
(/home/kai/hg-octave/octave/doc/interpreter/../texinfo.tex                  

Loading texinfo [version 2009-03-07.09]: pdf, fonts, page headings,
tables,   
conditionals, indexing, sectioning, toc, environments, defuns,
macros,        
cross references, insertions,
(/usr/share/texmf/tex/generic/epsf/epsf.tex     
This is `epsf.tex' v2.7.3 <23 July
2005>                                      
) localization, formatting, and turning on texinfo input
format.)             
(./octave-a4.aux
./octave-a4.aux:4743: TeX capacity exceeded, sorry [save size=5000].
@otherbackslash ->@let \=@realbackslash

@xrdef #1#2->{@indexnofonts @turnoffactive
                                           @xdef @safexrefname
{#1}}@expanda...
l.4743 @xrdef{doc-license-snt}{}

./octave-a4.aux:4743:  ==> Fatal error occurred, no output PDF file
produced!
Transcript written on octave-a4.log.
/usr/bin/texi2dvi: pdfetex exited with bad status, quitting.
make[1]: [octave-a4.pdf] Fehler 1 (ignoriert)

Is this a problem with my installation or with the current tip? Has
someone an idea how to fix it?

Kai