fix TRACE_Nx (was bogus if used with several special-q's)
fix TRACE_Nx (was bogus if used with several special-q's)

mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs