/* this causes a segfault, since ruby attempts to close the connection
 * when it goes out of scope.  We'll let ruby take care of it. :) */
static VALUE fam_conn_close(VALUE self)
{
  FAMConnection *conn;
  int err;

  Data_Get_Struct(self, FAMConnection, conn);
  err = FAMClose(conn);
  DATA_PTR(self) = NULL;

  if (err == -1) {
    rb_raise(eError, "Couldn't close FAM connection: %s", fam_error());
  }
  
  return self;
}