Handle broken xrefs where each entry begins with white space.
Handle broken xrefs where each entry begins with white space.

darcs-hash:20090910220549-86a4e-d3e232b117d53a8f0e0aa67674cd6d7865a12144.gz

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