error building guile documentation

[Jay K]

cat alist.doc arbiters.doc async.doc backtrace.doc boolean.doc chars.doc 
continuations.doc debug.doc deprecation.doc deprecated.doc discouraged.doc 
dynl.doc dynwind.doc environments.doc eq.doc error.doc eval.doc evalext.doc 
extensions.doc feature.doc fluids.doc fports.doc futures.doc gc.doc goops.doc 
gsubr.doc gc-mark.doc gc-segment.doc gc-malloc.doc gc-card.doc guardians.doc 
hash.doc hashtab.doc hooks.doc i18n.doc init.doc ioext.doc keywords.doc 
lang.doc list.doc load.doc macros.doc mallocs.doc modules.doc numbers.doc 
objects.doc objprop.doc options.doc pairs.doc ports.doc print.doc procprop.doc 
procs.doc properties.doc random.doc rdelim.doc read.doc root.doc rw.doc 
scmsigs.doc script.doc simpos.doc smob.doc sort.doc srcprop.doc stackchk.doc 
stacks.doc stime.doc strings.doc srfi-4.doc srfi-13.doc srfi-14.doc 
strorder.doc strports.doc struct.doc symbols.doc threads.doc throw.doc 
values.doc variable.doc vectors.doc version.doc vports.doc weaks.doc ramap.doc 
unif.doc dynl.doc filesys.doc posix.doc net_db.doc socket.doc regex-posix.doc | 
GUILE="/home/jayk/obj/guile/pre-inst-guile" 
/home/jayk/src/guile-1.8.7/scripts/snarf-check-and-output-texi         > 
guile-procedures.texi || { rm guile-procedures.texi; false; }
ERROR: unknown doc attribute: (location (string . 
/home/jayk/src/guile-1.8.7/libguile/alist.c) (int . 40) (hash . hash))
make[3]: *** [guile-procedures.texi] Error 1
make[3]: Leaving directory `/home/jayk/obj/guile/libguile'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/home/jayk/obj/guile/libguile'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/jayk/obj/guile'
make: *** [all] Error 2


not sure I'm motivated enough to look...


 - Jay