Index: head/benchmarks/iozone/Makefile
===================================================================
--- head/benchmarks/iozone/Makefile	(revision 417010)
+++ head/benchmarks/iozone/Makefile	(revision 417011)
@@ -1,41 +1,41 @@
 # Created by: jmz
 # $FreeBSD$
 
 PORTNAME=	iozone
-PORTVERSION=	3.434
+DISTVERSION=	3_434
 CATEGORIES=	benchmarks
 MASTER_SITES=	http://www.iozone.org/src/current/
-DISTNAME=	${PORTNAME}${PORTVERSION:S/./_/}
-EXTRACT_SUFX=	.tar
+DISTNAME=	${PORTNAME}${DISTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Performance Test of Sequential File I/O
 
 WRKSRC=		${WRKDIR}/${DISTNAME}/src/current
 
+USES=		tar
 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-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>