Index: head/benchmarks/iozone/files/patch-iozone.c
===================================================================
--- head/benchmarks/iozone/files/patch-iozone.c	(revision 568105)
+++ head/benchmarks/iozone/files/patch-iozone.c	(nonexistent)
@@ -1,11 +0,0 @@
---- iozone.c.orig	2020-08-23 23:33:25 UTC
-+++ iozone.c
-@@ -1676,7 +1676,7 @@ int client_error;
- 
- char pit_hostname[40];
- char pit_service[8];
--int junk;
-+extern int junk;
- 
- /* 
-  * Host ports used to listen, and handle errors.

Property changes on: head/benchmarks/iozone/files/patch-iozone.c
___________________________________________________________________
Deleted: fbsd:nokeywords
## -1 +0,0 ##
-yes
\ No newline at end of property
Deleted: svn:eol-style
## -1 +0,0 ##
-native
\ No newline at end of property
Deleted: svn:mime-type
## -1 +0,0 ##
-text/plain
\ No newline at end of property
Index: head/benchmarks/iozone/Makefile
===================================================================
--- head/benchmarks/iozone/Makefile	(revision 568105)
+++ head/benchmarks/iozone/Makefile	(revision 568106)
@@ -1,43 +1,46 @@
 # Created by: jmz
 # $FreeBSD$
 
 PORTNAME=	iozone
-DISTVERSION=	3_487
-PORTREVISION=	1
+DISTVERSION=	3_491
+PORTREVISION=	0
 CATEGORIES=	benchmarks
 MASTER_SITES=	http://www.iozone.org/src/current/
 DISTNAME=	${PORTNAME}${DISTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Performance Test of Sequential File I/O
 
 USES=		gmake tar
 
 WRKSRC=		${WRKDIR}/${DISTNAME}/src/current
 
 MAKEFILE=	makefile
 MAKE_ARGS=	${MAKE_ENV}
 ALL_TARGET=	freebsd
 MAKE_JOBS_UNSAFE=	yes
 
 PLIST_FILES=	bin/iozone man/man1/iozone.1.gz
 
 OPTIONS_DEFINE=	SSH THREADS
 OPTIONS_DEFAULT=SSH THREADS
 
 SSH_DESC=	Use ssh in distributed measurement
 THREADS_DESC=	Enable threading (uses pthreads)
 
 THREADS_LDFLAGS=	-lpthread
 THREADS_CFLAGS_OFF=	-DNO_THREADS
+
+post-extract:
+	@cd ${WRKSRC} && ${GMAKE} clean
 
 post-patch-SSH-on:
 	@${REINPLACE_CMD} -e 's|shell\,\"rsh\"|shell\,\"ssh\"|' \
 		${WRKSRC}/iozone.c
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/iozone ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_MAN} ${WRKDIR}/${DISTNAME}/docs/iozone.1 \
 		${STAGEDIR}${MAN1PREFIX}/man/man1
 
 .include <bsd.port.mk>
Index: head/benchmarks/iozone/distinfo
===================================================================
--- head/benchmarks/iozone/distinfo	(revision 568105)
+++ head/benchmarks/iozone/distinfo	(revision 568106)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1548102732
-SHA256 (iozone3_487.tar) = 2c488a7ccddd624fd557af16e71442c367b131d6178e1b4023bbd532bacdda59
-SIZE (iozone3_487.tar) = 1873920
+TIMESTAMP = 1615479833
+SHA256 (iozone3_491.tar) = 2cc4842d382e46a585d1df9ae1e255695480dcc0fc05c3b1cb32ef3493d0ec9a
+SIZE (iozone3_491.tar) = 3153920