else fprintf (stderr, "BFD: ");
_bfd_default_error_handler (va_alist)     va_dcl{  va_list p;  const char *s;  if (_bfd_error_program_name != NULL)    fprintf (stderr, "%s: ", _bfd_error_program_name);  va_start (p);  s = va_arg (p, const char *);  vfprintf (stderr, s, p);  va_end (p);  fprintf (stderr, "\n");}