xinetd.d parameter causes many messages in log file

Fix for issue #88

Changelog

@@ -34,6 +34,7 @@ FIXES
 - fix file not found error when updating version (Sven Nierlein)
 - Spelling fixes (Josh Soref)
 - Return UNKNOWN when check_nrpe cannot communicate with nrpe and -u set (John Frickson)
+- xinetd.d parameter causes many messages in log file (John Frickson)
 
 
 3.0.1 - 2016-09-08

startup/default-xinetd.in

@@ -11,5 +11,5 @@ service nrpe
     server          = @sbindir@/nrpe
     server_args     = -c @pkgsysconfdir@/nrpe.cfg --inetd
     only_from       = 127.0.0.1
-    log_on_failure  += USERID
+    log_on_success  = 
 }