free_trap_string (sig)
     int sig;
{
  change_signal (sig, (char *)DEFAULT_SIG);
  sigmodes[sig] &= ~SIG_TRAPPED;
}
free_trap_string (sig)
     int sig;
{
  change_signal (sig, (char *)DEFAULT_SIG);
  sigmodes[sig] &= ~SIG_TRAPPED;
}