[vorbis] prebeta4 compile error

[ben at slumber.dhs.org]

I can successfully compile the libogg prebeta4 tarball, but when I try
to compile libvorbis I get

make[2]: Entering directory `/home/me/dl/libvorbis-1.0prebeta4/lib'
/bin/sh ../libtool --mode=link gcc  -O20 -ffast-math -mno-ieee-fp
-D_REENTRANT -fsigned-char -DUSE_MEMORY_H  -o libvorbis.la -rpath
/usr/local/lib -version-info 0:1:1 mdct.lo smallft.lo block.lo
envelope.lo window.lo lsp.lo lpc.lo analysis.lo synthesis.lo psy.lo
info.lo time0.lo floor0.lo res0.lo mapping0.lo registry.lo codebook.lo
sharedbook.lo iir.lo lookup.lo bitbuffer.lo  -lm  -logg
libtool: link: AGE `1' is greater than the current interface number `0'
libtool: link: `0:1:1' is not valid version information
make[2]: *** [libvorbis.la] Error 1
make[2]: Leaving directory `/home/me/dl/libvorbis-1.0prebeta4/lib'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/me/dl/libvorbis-1.0prebeta4/lib'
make: *** [all-recursive] Error 1

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