NOVAR
for (vp = variables[h]; vp != NOVAR; vp = vp->v_link)
for (vp = variables[h]; vp != NOVAR; vp = vp->v_link)
if ((vp = lookup(name)) == NOVAR)
for (vp = variables[h]; vp != NOVAR; vp = vp->v_link)
return(NOVAR);
if (vp == NOVAR) {
if ((vp2 = lookup(s)) == NOVAR) {