nnot
evaltree(n->nnot.com, EV_TESTED);
cmdtxt(n->nnot.com);
n2 = (union node *)stalloc(sizeof (struct nnot));
n2->nnot.com = n1;
calcsize(n->nnot.com, result);
new->nnot.com = copynode(n->nnot.com, state);
ALIGN(sizeof (struct nnot)),
struct nnot nnot;