/usr/share/man/man3/globus_net_manager_post_close.3.gz is in libglobus-net-manager-doc 0.16-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man3/globus_net_manager_signatures.3.gz
/usr/share/man/man3/globus_net_manager_signatures.3.gz