RS_ACTIVE
if (!(prs->request->outcome & (RS_ACTIVE | RS_NOTIFY))) {
r->outcome &= ~RS_ACTIVE; /* it can't be! */
!(prs->request->outcome & (RS_HELD|RS_DONE|RS_ACTIVE))
#define RS_SKIP ((RS_ACTIVE & ~RS_FILTERING) | RS_DONE)
if (!(prs->request->outcome & (RS_DONE|RS_HELD|RS_ACTIVE)) &&