or --write-batch.
- If --write-batch is combined with --dry-run, just disable
  --write-batch (that avoids trying to create a batch file
  and tells the user what would be transferred).

transfer data.

to re-run the script while pretending to be root.

in find_filename_suffix().

the receiver's delay-update processing.

the daemon can't open the log-file.

  by both the sender and the receiver).
- Added an extra phase to the end of the transfer to better handle
  delayed updates that have hard links.

delayed updates that have hard links.

  delayed updates that have hard links.
- Send the new ITEM_DUMMY_BIT to the sender so that we can figure
  out if the other side is pre1 or pre2 and let the receiver reject
  it.

a new function: send_if_directory().  This lets the code that is
recursively descending through the directories make its list of a
dir's contents and close the DIR handle before recursing into the
subdirs.  Also, the "recurse" var is just true/false once again.

dirname pointers to equivalent strings have identical pointers.

string as another file without being an identical pointer.

- Improved a function name.

and --link-dest files that are up-to-date but have differing attributes.