* subversion/include/svn_io.h   (svn_io_wait_for_cmd): Clarify input and output conditions in the doc string.
* subversion/include/svn_io.h
  (svn_io_wait_for_cmd): Clarify input and output conditions in the doc string.

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