selinux_check_securetty_context − check whether a SELinux tty security context is defined as a securetty context
#include <selinux/selinux.h>
int selinux_check_securetty_context(char *tty_context);
selinux_check_securetty_context() returns 0 if tty_context is a securetty context, returns < 0 otherwise.
selinux(8)