selinux_getpolicytype − get the type of SELinux policy running on the system
#include <selinux/selinux.h>
int selinux_getpolicytype(char **policytype);
selinux_getpolicytype() Reads the contents of the /etc/selinux/config file to determine the SELinux policy used on the system, and sets policytype accordinly.
On success, zero is returned. On failure, −1 is returned.
selinux(8)