9fa75c1550
for NULL RPC client handles. This should hopefully fix the problems Satoshi reported on -current. - Add socket descriptor sanity checks to _yp_unbind(). - Fix yp_order() so that it handles the RPC_PROCUNAVAIL error gracefully. NIS+ in YP compat mode doesn't support the YPPROC_ORDER procedure. This is a 2.2 candidate with bells on.