exprtest
return (intnode(exprtest(np->n_left) == 0 ? (INT)1 : (INT)0));
return ((exprtest(np->n_left) != 0 &&
exprtest(np->n_right) != 0) ? const1 : const0);
return ((exprtest(np->n_left) != 0 ||
exprtest(np->n_right) != 0) ? const1 : const0);
if (exprtest(np->n_left))
test = exprtest(np->n_left);
if (exprtest(np->n_left) == 0)
if (exprtest(testnp) == 0)
static int exprtest(NODE *np);