/usr/lib/libsyncdaemon-1.0.so is in libsyncdaemon-1.0-dev 3.0.0-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libsyncdaemon-1.0.so.1.0.0
/usr/lib/libsyncdaemon-1.0.so.1.0.0