-Beginning with version 2.6.4, if more than one bf(--link-dest) option is
-specified, rsync will try to find an exact match to link with (searching
-the list in the order specified), and if not found, a basis file from one
-of the em(DIR)s will be selected to try to speed up the transfer.
+Beginning in version 2.6.4, multiple bf(--link-dest) directories may be
+provided, which will cause rsync to search the list in the order specified
+for an exact match.
+If a match is not found, a basis file from one of the em(DIR)s will be
+selected to try to speed up the transfer.