else if (*p->data == '@' && (s = strchr (addr->mailbox, '@'))) if (mutt_strncasecmp (s, p->data, mutt_strlen (p->data)) == 0) return 1; }
static int _mutt_is_mail_list (ADDRESS *addr, LIST *p){  if (addr->mailbox)  {    for (;p; p = p->next)      if (mutt_strncasecmp (addr->mailbox, p->data, mutt_strlen (p->data)) == 0)	return 1;  }  return 0;}