FORM_N
form = FORM_N;
if (cmd_form == FORM_N) {
(yyval.i) = FORM_N;
cmd_form = FORM_N;
cmd_form = FORM_N;
if (cmd_form == FORM_N) {
$$ = FORM_N;
cmd_form = FORM_N;
cmd_form = FORM_N;
form = FORM_N;