/usr/share/man/man3/__pmParseHostAttrsSpec.3.gz is in libpcp3-dev 3.8.12ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man3/__pmFreeAttrsSpec.3.gz
/usr/share/man/man3/__pmFreeAttrsSpec.3.gz