if (ascii_strcmp (addr->mailbox, "@"))
if (ascii_strcmp (addr->mailbox, "@") && !display)
void rfc822_write_address_single (char *buf, size_t buflen, ADDRESS *addr){  size_t len;  char *pbuf = buf;  char *pc;    if (!addr)    return;  buflen--; /* save room for the terminal nul */#ifdef EXACT_ADDRESS  if (addr->val)  {    if (!buflen)      goto done;    strfcpy (pbuf, addr->val, buflen);    len = mutt_strlen (pbuf);    pbuf += len;    buflen -= len;    if (addr->group)    {      if (!buflen)	goto done;      *pbuf++ = ':';      buflen--;      *pbuf = 0;    }    return;  }#endif  if (addr->personal)  {    if (strpbrk (addr->personal, RFC822Specials))    {      if (!buflen)	goto done;      *pbuf++ = '"';      buflen--;      for (pc = addr->personal; *pc && buflen > 0; pc++)      {	if (*pc == '"' || *pc == '\\')	{	  if (!buflen)	    goto done;	  *pbuf++ = '\\';	  buflen--;	}	if (!buflen)	  goto done;	*pbuf++ = *pc;	buflen--;      }      if (!buflen)	goto done;      *pbuf++ = '"';      buflen--;    }    else    {      if (!buflen)	goto done;      strfcpy (pbuf, addr->personal, buflen);      len = mutt_strlen (pbuf);      pbuf += len;      buflen -= len;    }    if (!buflen)      goto done;    *pbuf++ = ' ';    buflen--;  }  if (addr->personal || (addr->mailbox && *addr->mailbox == '@'))  {    if (!buflen)      goto done;    *pbuf++ = '<';    buflen--;  }  if (addr->mailbox)  {    if (!buflen)      goto done;    if (ascii_strcmp (addr->mailbox, "@"))    {      strfcpy (pbuf, addr->mailbox, buflen);      len = mutt_strlen (pbuf);    }    else    {      *pbuf = '\0';      len = 0;    }    pbuf += len;    buflen -= len;    if (addr->personal || (addr->mailbox && *addr->mailbox == '@'))    {      if (!buflen)	goto done;      *pbuf++ = '>';      buflen--;    }    if (addr->group)    {      if (!buflen)	goto done;      *pbuf++ = ':';      buflen--;      if (!buflen)	goto done;      *pbuf++ = ' ';      buflen--;    }  }  else  {    if (!buflen)      goto done;    *pbuf++ = ';';    buflen--;  }done:  /* no need to check for length here since we already save space at the     beginning of this routine */  *pbuf = 0;}