diff --git a/sysutils/amrstat/Makefile b/sysutils/amrstat/Makefile
index 6a64fe7abe73..5720e2928017 100644
--- a/sysutils/amrstat/Makefile
+++ b/sysutils/amrstat/Makefile
@@ -1,40 +1,41 @@
 # Created by: Bjoern A. Zeeb <bzeeb+freebsd+ports@zabbadoz.net>
 
 PORTNAME=	amrstat
 PORTVERSION=	20070216
+PORTREVISION=	1
 CATEGORIES=	sysutils
 MASTER_SITES=	LOCAL/jkim
 
 MAINTAINER=	jkim@FreeBSD.org
 COMMENT=	Utility for LSI Logic's MegaRAID RAID controllers
 
 LICENSE=	BSD2CLAUSE
 
 PLIST_FILES=	etc/periodic/daily/407.status-amr-raid \
 		sbin/amrstat
 
 OPTIONS_DEFINE=	MEGARC
 MEGARC_DESC=	Install LSI megarc binary port
 
 # We may want this for periodic script and to actually be able
 # to fix something in case amrstat reports degraded RAID.
 MEGARC_RUN_DEPENDS=	megarc:sysutils/megarc
 
 ALL_TARGET=	${PORTNAME}
 
 PERIODICSCRIPT=	407.status-amr-raid
 
 NO_WRKSUBDIR=	yes
 
 SUB_FILES+=	${PERIODICSCRIPT}
 
 post-extract:
 	${RM} ${WRKSRC}/amrstat
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/amrstat ${STAGEDIR}${PREFIX}/sbin
 	${MKDIR} ${STAGEDIR}${PREFIX}/etc/periodic/daily
 	${INSTALL_SCRIPT} ${WRKDIR}/${PERIODICSCRIPT} \
 	    ${STAGEDIR}${PREFIX}/etc/periodic/daily
 
 .include <bsd.port.mk>
diff --git a/sysutils/amrstat/files/407.status-amr-raid.in b/sysutils/amrstat/files/407.status-amr-raid.in
index af1a5d1e9c22..9f3bf62558a1 100644
--- a/sysutils/amrstat/files/407.status-amr-raid.in
+++ b/sysutils/amrstat/files/407.status-amr-raid.in
@@ -1,101 +1,101 @@
 #!/bin/sh
 #
 # Show status of LSI Logic's MegaRAID RAID controllers.
 
 # If there is a global system configuration file, suck it in.
 #
 if [ -r /etc/defaults/periodic.conf ]
 then
     . /etc/defaults/periodic.conf
     source_periodic_confs
 fi
 
 # Defaults.
 : ${daily_status_amr_raid_enable:=NO}
 : ${daily_status_amr_raid_megarc_enable:=NO}
 
 amrstat=${amrstat:-%%PREFIX%%/sbin/amrstat}
 megarc=${megarc:-%%PREFIX%%/sbin/megarc}
 logdir=${logdir:-/var/log}
 
 case "$daily_status_amr_raid_enable" in
     [Yy][Ee][Ss])
 	echo
 	echo 'Checking status of amr(4) raid controllers:'
 
 	rc=0
 
 	# Checking each controller.
 	for ctrl in `ls -1 /dev/amr[0-9]* | sed -e 's,/dev/amr,,g'`
 	     do
 		echo ""
 		echo "Controller ${ctrl}:"
 		ctrl_log=${logdir}/amr_raid_${ctrl}
 		if test ! -f ${ctrl_log}.today; then
 			touch ${ctrl_log}.today
 		fi
 		mv -f ${ctrl_log}.today ${ctrl_log}.yesterday
 		${amrstat} -c ${ctrl} -g > ${ctrl_log}.today
 		if test -x ${megarc}; then
 		case "$daily_status_amr_raid_megarc_enable" in
 		    [Yy][Ee][Ss])
 			${megarc} -dispCfg -a0 | col -b | grep -v Scanning | \
 			    sed -e '/^A/s/.*/        .../g' >> ${ctrl_log}.today
 		    ;;
 		*)  ;;
 		esac
 		fi
 		lines=`wc -l ${ctrl_log}.today | awk '{ print $1 }'`
-		diff -u -${lines} ${ctrl_log}.yesterday ${ctrl_log}.today
+		diff -U ${lines} ${ctrl_log}.yesterday ${ctrl_log}.today
 		raid_rc=$?
 		if test $raid_rc -eq 0; then
 			cat  ${ctrl_log}.today
 		fi
 		[ $rc -eq 0 ] && [ $raid_rc -ne 0 ] && rc=3
 
 		# Checking alarms.
 		#if test -x ${megarc}; then
 		#case "$daily_status_amr_raid_megarc_enable" in
 		#    [Yy][Ee][Ss])
 		#	echo "Alarms:"
 		#	alarms_log=${logdir}/amr_raid_alarms
 		# ----------------------------------------
 		# There seems to be following option but does not seem to
 		# show anything sor me so I cannot verify that it is what
 		# I expect:
 		#	${megarc} -getNVRAMLog -a${ctrl}
 		# For me IPMI has some logs though:
 		#   DATE sel[1]:
 		#     A Drive - Slot/Connector - Fault - Drive Array - Slot 2
 		# ----------------------------------------
 		# Keep following commented out until someone confirms that it
 		# does something useful for him.
 		# ----------------------------------------
 		#	if test ! -f ${alarms_log}.today; then
 		#		touch ${alarms_log}.today
 		#	fi
 		#	mv -f ${alarms_log}.today ${alarms_log}.yesterday
 		#	raid_rc=0
 		#	${megarc} -getNVRAMLog -a${ctrl} > ${alarms_log}.today
 		#	cmp -zs ${alarms_log}.yesterday ${alarms_log}.today
 		#	raid_rc=$?
 		#	if test $raid_rc -ne 0; then
 		#		diff -u ${alarms_log}.yesterday ${alarms_log}.today
 		#	else
 		#		echo "  No new alarms."
 		#	fi
 		#	[ $rc -eq 0 ] && [ $raid_rc -ne 0 ] && rc=3
 		#    ;;
 		#*)  ;;
 		#esac
 		#fi
 
 	     done
 	;;
 
     *)  rc=0;;
 esac
 
 exit $rc
 
 # end