1 #include "exit.h"

     2 void main()

     3 {

     4  short x[4];

     5 

     6  x[0] = x[1] = 0;

     7  if (getgroups(1,x) == 0) if (setgroups(1,x) == -1) _exit(1);

     8  _exit(0);

     9 }