Make web fails for 2.5.12

[Daniel Johnson]

Hi --

I am running a fully-up-to-date Gentoo box, with texinfo 4.8.  I am 
getting the following error when I try to make web:

Compiling ./out-www/NEWS.texi...
LANG= makeinfo  --enable-encoding -I ./out-www 
--output=out-www/NEWS.html 
--css-include=/var/tmp/portage/lilypond-2.5.12/work/lilypond-2.5.12/Documentation/texinfo.css 
--html --no-split --no-headers out-www/NEWS.texi
out-www/NEWS.texi:94: Unknown command `inputfileref'.
out-www/NEWS.texi:94: Misplaced {.
out-www/NEWS.texi:94: Misplaced }.
makeinfo: Removing output file `out-www/NEWS.html' due to errors; use 
--force to preserve.
make[3]: *** [out-www/NEWS.html] Error 1
rm out-www/NEWS.texi out-www/README.texi out-www/AUTHORS.texi 
out-www/INSTALL.texi
make[3]: Leaving directory 
`/var/tmp/portage/lilypond-2.5.12/work/lilypond-2.5.12/Documentation/topdocs'
make[2]: *** [WWW] Error 2
make[2]: Leaving directory 
`/var/tmp/portage/lilypond-2.5.12/work/lilypond-2.5.12/Documentation'
make[1]: *** [WWW] Error 2
make[1]: Leaving directory 
`/var/tmp/portage/lilypond-2.5.12/work/lilypond-2.5.12'
make: *** [web] Error 2

Any ideas or patches?

--Daniel