/usr/share/man/man3/libQgpsmm.3.gz is in libqgpsmm-dev 3.15-2build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man3/libgpsmm.3.gz
/usr/share/man/man3/libgpsmm.3.gz