off_from_header (const char *p, size_t s)
{
  /* Negative offsets are not allowed in tar files, so invoke
     from_header with minimum value 0, not TYPE_MINIMUM (off_t).  */
  return from_header (p, s, "off_t",
		      0, TYPE_MAXIMUM (off_t),
		      false, false);
}
off_from_header (const char *p, size_t s)
{
   
  return from_header (p, s, "off_t",
		      0, TYPE_MAXIMUM (off_t),
		      false, false);
}