#include <grp.h>
#include <sys/types.h>
#include <unistd.h>
#include "exit.h"

int main()
{
  short x[4];

  x[0] = x[1] = 0;
  if (getgroups(1,x) == 0) if (setgroups(1,x) == -1) _exit(1);
  _exit(0);
}