Fixed bug in workaround for bogus xref.
Fixed bug in workaround for bogus xref.

darcs-hash:20080416210623-86a4e-100023d7d6d340854401ec4083f62ee4f79f9705.gz

nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf