/usr/share/doc/pari-gp/examples/Makefile is in pari-gp 2.7.2-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/pari-gp/examples/Makefile.linux-x86_64
/usr/share/doc/pari-gp/examples/Makefile.linux-x86_64