1 #include <unistd.h> 2 #include <stdio.h> 3 #include <stdlib.h> 4 #include <string.h> 5 #include <errno.h> 6 #include <selinux/selinux.h> 7 main(int argc,char ** argv)8int main(int argc __attribute__ ((unused)), char **argv) 9 { 10 int rc; 11 12 rc = security_policyvers(); 13 if (rc < 0) { 14 fprintf(stderr, "%s: security_policyvers() failed: %s\n", argv[0], strerror(errno)); 15 exit(2); 16 } 17 18 printf("%d\n", rc); 19 exit(EXIT_SUCCESS); 20 } 21