/usr/lib/x86_64-linux-gnu/libgrib2c.so is in libgrib2c-dev 1.6.0-9.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libgrib2c.so.0d
/usr/lib/x86_64-linux-gnu/libgrib2c.so.0d