RS_FAILED
prs->request->outcome |= RS_FAILED;
prs->request->outcome |= RS_FAILED;
if ((r->outcome & (RS_CANCELLED|RS_FAILED)) &&
(prs->request->outcome & RS_FAILED)? ", and"
if (prs->request->outcome & RS_FAILED) {
#define RS_DONE (RS_CANCELLED|RS_PRINTED|RS_FAILED)