* subversion/libsvn_subr/checksum.c   (svn_checksum_is_empty_checksum): Handle the NULL checksum.
* subversion/libsvn_subr/checksum.c
  (svn_checksum_is_empty_checksum): Handle the NULL checksum.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion