/* usage.c 
 *   give usage note and echo command line arguments
 */

int main(int argc, char **argv)
{ int i;

  if (argc < 2)
  { printf("usage: usage arg1 [arg2, [arg3] ... ]\n");
    return -1;
  }

  for (i = 0; i < argc; i++)
  { printf("%s\n",argv[i]);
  }
  return 0;
}