/usr/lib/x86_64-linux-gnu/dirsrv/libns-dshttpd.so.0 is in 389-ds-base 1.3.2.16-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/dirsrv/libns-dshttpd.so.0.0.0
/usr/lib/x86_64-linux-gnu/dirsrv/libns-dshttpd.so.0.0.0