along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include <sys/types.h>
#include <stdlib.h>
#include <unistd.h>
-#include <string.h>
-#include <sys/prctl.h>
#include <signal.h>
-#include <fcntl.h>
#include <errno.h>
#include <poll.h>