This file is indexed.

/usr/lib/x86_64-linux-gnu/libfbclient.so is in firebird-dev 2.5.1.26351.ds4-2build1.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/lib/x86_64-linux-gnu/libfbclient.so.2.5.1