* utils/rquotad/rquota_svc.c: Include "tcpwrapper.h" if
HAVE_TCP_WRAPPER is defined.
(rquotaprog_1): Call check_default () if HAVE_TCP_WRAPPER is
defined. Reject an RPC call if check_default () fails.
* utils/statd/statd.c: Include "tcpwrapper.h" if
HAVE_TCP_WRAPPER is defined.
(sm_prog_1_wrapper): New. A wrapper for sm_prog_1. Call
check_default () before calling sm_prog_1 (). Define it as
sm_prog_1_wrapper if HAVE_TCP_WRAPPER is defined.