/usr/lib/x86_64-linux-gnu/libccp4c.so is in libccp4-dev 6.4.5-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libccp4c.so.0.0.0
/usr/lib/x86_64-linux-gnu/libccp4c.so.0.0.0