PF_STATE_MODULATE
$$.action = PF_STATE_MODULATE;
(r->keep_state == PF_STATE_MODULATE ||
if ((keep_state == PF_STATE_MODULATE ||
else if (r->keep_state == PF_STATE_MODULATE)
r->keep_state == PF_STATE_MODULATE) {
else if (pr->keep_state == PF_STATE_MODULATE)