diff -up ./daemon-init.in.fix_el6_init ./daemon-init.in
--- ./daemon-init.in.fix_el6_init	2017-08-24 17:43:48.000000000 -0400
+++ ./daemon-init.in	2017-11-20 15:49:22.689188040 -0500
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# chkconfig: 345 99 01
+# chkconfig: - 99 01
 # description: Nagios network monitor
 # processname: nagios
 # File : nagios
@@ -91,12 +91,12 @@ check_config ()
 		echo "ERROR: Could not delete '$NagiosCfgtestFile'"
 		exit 8
 	fi
-	if ! su $NagiosUser -c "touch $NagiosCfgtestFile"; then
+	if ! su $NagiosUser -c "touch $NagiosCfgtestFile" -s /bin/sh ; then
 		echo "ERROR: Could not create or update '$NagiosCfgtestFile'"
 		exit 8
 	fi
 
-	TMPFILE=$(mktemp /tmp/.configtest.XXXXXXXX)
+        TMPFILE=$(mktemp $NagiosCfgtestFile.XXX )
 	$NagiosBin -vp $NagiosCfgFile > "$TMPFILE"
 	WARN=`grep ^"Total Warnings:" "$TMPFILE" |awk -F: '{print \$2}' |sed s/' '//g`
 	ERR=`grep ^"Total Errors:" "$TMPFILE" |awk -F: '{print \$2}' |sed s/' '//g`
@@ -134,28 +134,47 @@ status_nagios ()
 
 printstatus_nagios ()
 {
-	if status_nagios; then
+	status_nagios $1 $2
+	RETVAL=$?
+	if [ $RETVAL = 0 ]; then
 		echo "nagios (pid $NagiosPID) is running..."
 	else
 		echo "nagios is not running"
 	fi
+	 return $RETVAL
 }
 
 killproc_nagios ()
 {
+    if test ! -f  $NagiosRunFile; then
+	echo "No lock file found in $NagiosRunFile"
+	
 	kill -s "$1" $NagiosPID
+    fi
 }
 
 pid_nagios ()
 {
-	if test ! -f $NagiosRunFile; then
-		echo "No lock file found in $NagiosRunFile"
-		exit 1
-	fi
-
-	NagiosPID=`head -n 1 $NagiosRunFile`
+        if test ! -f $NagiosRunFile; then
+                echo "No lock file found in $NagiosRunFile"
+                exit 1
+        fi
+
+        export NagiosPID=`head -n 1 $NagiosRunFile`
+        if [[ -z "$NagiosPID" ]]; then
+            echo "No usable PID found in $NagiosRunFile"
+            exit 1
+        fi
+
+        regex='^[0-9]+$'
+        if ! [[ $NagiosPID =~ $regex ]]; then
+            echo "PID not number found in $NagiosRunFile"
+            exit 1
+        fi
+        
 }
 
+	
 remove_commandfile ()
 {
 	# Removing a stalled command file, while there are processes trying/waiting to write into it,
@@ -165,11 +183,14 @@ remove_commandfile ()
 	# In order for the dd to not deadlock when there is no writing process, it is executed in the
 	# background in a subshell together with an empty echo to have at least one writing process.
 	
-	# see http://unix.stackexchange.com/questions/335406/opening-named-pipe-blocks-forever-if-pipe-is-deleted-without-being-connected
+    # see
+    # http://unix.stackexchange.com/questions/335406/opening-named-pipe-blocks-forever-if-pipe-is-deleted-without-being-connected
+    # a second & is needed to make this work reliably as we need to
+    # background both for the sub-shell to end. 
 	
-	if [ -p $NagiosCommandFile ]; then
+    if [ -p $NagiosCommandFile ]; then
 		mv -f $NagiosCommandFile $NagiosCommandFile~
-		(dd if=$NagiosCommandFile~ count=0 2>/dev/null & echo -n "" >$NagiosCommandFile~)
+		(dd if=$NagiosCommandFile~ count=0 2>/dev/null & echo -n "" >$NagiosCommandFile~ &)
 	fi
 	
 	rm -f $NagiosCommandFile $NagiosCommandFile~
@@ -207,7 +228,7 @@ case "$1" in
 			fi
 		fi
 
-		su $NagiosUser -c "touch $NagiosVarDir/nagios.log $NagiosRetentionFile"
+		su $NagiosUser -c "touch $NagiosVarDir/nagios.log $NagiosRetentionFile" -s /bin/sh
 		remove_commandfile
 		touch $NagiosRunFile
 		$NagiosBin -d $NagiosCfgFile
@@ -251,6 +272,7 @@ case "$1" in
 	status)
 		pid_nagios
 		printstatus_nagios
+		 exit $?
 		;;
 
 	checkconfig)
@@ -305,6 +327,7 @@ case "$1" in
 	*)
 		echo "Usage: nagios {start|stop|restart|reload|force-reload|status|checkconfig|configtest}"
 		exit 1
+		exit 2
 		;;
 
 esac