/usr/lib/x86_64-linux-gnu/libgaminggearfx.so is in libgaminggear-dev 0.15.1-7.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libgaminggearfx.so.0
/usr/lib/x86_64-linux-gnu/libgaminggearfx.so.0