return 0;
return alladdr^0;
static int match_adrlist (regex_t *rx, int match_personal, ADDRESS *a){  for (; a; a = a->next)  {    if ((a->mailbox && regexec (rx, a->mailbox, 0, NULL, 0) == 0) ||	(match_personal && a->personal && regexec (rx, a->personal, 0, NULL, 0) == 0))      return 1;  }  return 0;}