__fwprintf (stream, L"%s: %s\n", state ? state->name : __argp_short_program_name (), buf);
__fxprintf (stream, "%s: %s\n", L"%s: %s\n", state ? state->name : __argp_short_program_name (), buf);
__argp_error (const struct argp_state *state, const char *fmt, ...){  if (!state || !(state->flags & ARGP_NO_ERRS))    {      FILE *stream = state ? state->err_stream : stderr;      if (stream)	{	  va_list ap;#if _LIBC || (HAVE_FLOCKFILE && HAVE_FUNLOCKFILE)	  __flockfile (stream);#endif	  va_start (ap, fmt);#ifdef USE_IN_LIBIO	  if (_IO_fwide (stream, 0) > 0)	    {	      char *buf;	      if (__asprintf (&buf, fmt, ap) < 0)		buf = NULL;	      __fwprintf (stream, L"%s: %s\n",			  state ? state->name : __argp_short_program_name (),			  buf);	      free (buf);	    }	  else#endif	    {	      fputs_unlocked (state			      ? state->name : __argp_short_program_name (),			      stream);	      putc_unlocked (':', stream);	      putc_unlocked (' ', stream);	      vfprintf (stream, fmt, ap);	      putc_unlocked ('\n', stream);	    }	  __argp_state_help (state, stream, ARGP_HELP_STD_ERR);	  va_end (ap);#if _LIBC || (HAVE_FLOCKFILE && HAVE_FUNLOCKFILE)	  __funlockfile (stream);#endif	}    }}