selinux_policy_root - return the path of the SELinux policy files for
this machine.
#include <selinux/selinux.h>
char *selinux_policy_root();
selinux_policy_root Reads the contents of the /etc/selinux/config file
to determine which policy files should be used for this machine.
On success, returns a directory path containing the SELinux policy
files. On failure, NULL is returned.
selinux(8)