int main()
{
  int filetoread;
  char c;
  int done = 0;
  int result;
  
  /* open a file */
  filetoread = open("test.txt", O_RDONLY);

  while (done == 0) {
    /* read the file */
    result = read(filetoread, &c, 1);
    if (result < 1)
      done=1;
  }

  /* print content to the screen */
  /* close the file */

  return 0;
}