main(argc, argv)
char **argv;
{
int fout = open("/dev/console", 1);
switch(fork()) {
case 0: /* child */
write(fout, "child\n", 6);
return(1);
case -1:
write(fout, "error\n", 6);
return(2);
default:
write(fout, "parent\n", 7);
return(0);
}