diff --git a/archivers/fastjar/Makefile b/archivers/fastjar/Makefile
index 35bc0bc003eb..639f7e6ac68d 100644
--- a/archivers/fastjar/Makefile
+++ b/archivers/fastjar/Makefile
@@ -12,9 +12,8 @@ COMMENT=	Version of JDK's `jar' command written entirely in C
 
 LICENSE=	GPLv2
 
-USES=		gmake perl5
+USES=		tar:bzip2 gmake perl5
 USES_PERL5=	build
-USE_BZIP2=	yes
 GNU_CONFIGURE=	yes
 
 WRKSRC=		${WRKDIR}/${PORTNAME}
@@ -29,6 +28,6 @@ OPTIONS_DEFINE=	DOCS
 
 post-install:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
-	cd ${WRKSRC} && ${INSTALL_DATA} ${PORTDOCS} ${STAGEDIR}${DOCSDIR}
+	(cd ${WRKSRC} && ${INSTALL_DATA} ${PORTDOCS} ${STAGEDIR}${DOCSDIR})
 
 .include <bsd.port.mk>
diff --git a/archivers/grzip/Makefile b/archivers/grzip/Makefile
index 850d06b39c5a..4265526b669e 100644
--- a/archivers/grzip/Makefile
+++ b/archivers/grzip/Makefile
@@ -12,8 +12,7 @@ COMMENT=	Efficient file compressor
 
 LICENSE=	LGPL21
 
-USE_BZIP2=	yes
-USES=		gettext
+USES=		tar:bzip2 gettext
 USE_LDCONFIG=	yes
 CFLAGS+=	-I${LOCALBASE}/include -fPIC
 LDFLAGS+=	-L${LOCALBASE}/lib -lintl
@@ -28,13 +27,13 @@ post-patch:
 		-e '/^PREFIX=/d;/^LDFLAGS/s|=|+=|' ${WRKSRC}/Makefile ${WRKSRC}/po/Makefile
 
 do-install:
-	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin/
+	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin
 	${LN} -sf ${PORTNAME} ${STAGEDIR}${PREFIX}/bin/grunzip
 	${LN} -sf ${PORTNAME} ${STAGEDIR}${PREFIX}/bin/grzcat
-	${INSTALL_SCRIPT} ${WRAPPERS:S|^|${WRKSRC}/scripts/|} ${STAGEDIR}${PREFIX}/bin/
-	${INSTALL_PROGRAM} ${WRKSRC}/lib${PORTNAME}.so ${STAGEDIR}${PREFIX}/lib/
+	${INSTALL_SCRIPT} ${WRAPPERS:S|^|${WRKSRC}/scripts/|} ${STAGEDIR}${PREFIX}/bin
+	${INSTALL_PROGRAM} ${WRKSRC}/lib${PORTNAME}.so ${STAGEDIR}${PREFIX}/lib
 	${LN} -sf lib${PORTNAME}.so ${STAGEDIR}${PREFIX}/lib/lib${PORTNAME}.so.0
-	${INSTALL_DATA} ${WRKSRC}/${PORTNAME}.h ${STAGEDIR}${PREFIX}/include/
-	cd ${WRKSRC}/po; ${SETENV} ${MAKE_ENV} ${MAKE} PREFIX="${STAGEDIR}${PREFIX}" install
+	${INSTALL_DATA} ${WRKSRC}/${PORTNAME}.h ${STAGEDIR}${PREFIX}/include
+	(cd ${WRKSRC}/po; ${SETENV} ${MAKE_ENV} ${MAKE} PREFIX="${STAGEDIR}${PREFIX}" install)
 
 .include <bsd.port.mk>
diff --git a/archivers/hs-tar/Makefile b/archivers/hs-tar/Makefile
index d0cc14e2772c..75a3124b4a01 100644
--- a/archivers/hs-tar/Makefile
+++ b/archivers/hs-tar/Makefile
@@ -8,8 +8,7 @@ CATEGORIES=	archivers haskell
 MAINTAINER=	haskell@FreeBSD.org
 COMMENT=	Reading, writing, and manipulating ".tar" archive files
 
-LICENSE=	BSD
-
+LICENSE=	BSD3CLAUSE
 
 .include "${.CURDIR}/../../lang/ghc/bsd.cabal.mk"
 .include <bsd.port.mk>
diff --git a/archivers/hs-zip-archive/Makefile b/archivers/hs-zip-archive/Makefile
index 0217ec183ed2..863d5db2bad4 100644
--- a/archivers/hs-zip-archive/Makefile
+++ b/archivers/hs-zip-archive/Makefile
@@ -8,7 +8,7 @@ CATEGORIES=	archivers haskell
 MAINTAINER=	haskell@FreeBSD.org
 COMMENT=	Library for creating and modifying zip archives
 
-LICENSE=	BSD
+LICENSE=	BSD3CLAUSE
 
 USE_CABAL=	digest>=0.0.0.1 mtl utf8-string>=0.3.1 zlib
 
diff --git a/archivers/hs-zlib-bindings/Makefile b/archivers/hs-zlib-bindings/Makefile
index 2919f72851a8..0b9c649ea0da 100644
--- a/archivers/hs-zlib-bindings/Makefile
+++ b/archivers/hs-zlib-bindings/Makefile
@@ -8,7 +8,7 @@ CATEGORIES=	archivers haskell
 MAINTAINER=	haskell@FreeBSD.org
 COMMENT=	Low-level bindings to the zlib package
 
-LICENSE=	BSD
+LICENSE=	BSD2CLAUSE
 
 USE_CABAL=	zlib>=0.5.2.0
 
diff --git a/archivers/hs-zlib-conduit/Makefile b/archivers/hs-zlib-conduit/Makefile
index e39894e926b1..1ffcb8800e9a 100644
--- a/archivers/hs-zlib-conduit/Makefile
+++ b/archivers/hs-zlib-conduit/Makefile
@@ -8,7 +8,7 @@ CATEGORIES=	archivers haskell
 MAINTAINER=	haskell@FreeBSD.org
 COMMENT=	Streaming compression/decompression via conduits
 
-LICENSE=	BSD
+LICENSE=	BSD3CLAUSE
 
 USE_CABAL=	conduit>=1.0 transformers>=0.2.2 void zlib-bindings>=0.1
 
diff --git a/archivers/hs-zlib/Makefile b/archivers/hs-zlib/Makefile
index ec0f9e10b476..51ba4bd9aa89 100644
--- a/archivers/hs-zlib/Makefile
+++ b/archivers/hs-zlib/Makefile
@@ -9,7 +9,7 @@ CATEGORIES=	archivers haskell
 MAINTAINER=	haskell@FreeBSD.org
 COMMENT=	Compression and decompression in the gzip and zlib formats
 
-LICENSE=	BSD
+LICENSE=	BSD2CLAUSE
 
 .include "${.CURDIR}/../../lang/ghc/bsd.cabal.mk"
 .include <bsd.port.mk>
diff --git a/archivers/lrzip/Makefile b/archivers/lrzip/Makefile
index eec12d24e22e..69b5f654bb3d 100644
--- a/archivers/lrzip/Makefile
+++ b/archivers/lrzip/Makefile
@@ -19,8 +19,7 @@ CFLAGS+=	-I${LOCALBASE}/include
 CONFIGURE_ARGS+=	--enable-asm
 GNU_CONFIGURE=	yes
 LDFLAGS+=	-L${LOCALBASE}/lib
-USE_BZIP2=	yes
-USES=	gmake pathfix perl5
+USES=		tar:bzip2 gmake pathfix perl5
 USE_PERL5=	build
 USE_LDCONFIG=	yes
 
diff --git a/archivers/lzma/Makefile b/archivers/lzma/Makefile
index 4533d3ab9644..7dbc3c1a1db8 100644
--- a/archivers/lzma/Makefile
+++ b/archivers/lzma/Makefile
@@ -12,8 +12,7 @@ COMMENT=	High-ratio LZMA compressor
 
 CONFLICTS=	lzmautils-[0-9]* xz-[0-9]*
 
-USES=		gmake dos2unix
-USE_BZIP2=	yes
+USES=		tar:bzip2 gmake dos2unix
 NO_WRKSUBDIR=	yes
 BUILD_WRKSRC=	${WRKSRC}/CPP/7zip/Bundles/LzmaCon
 MAKEFILE=	makefile.gcc
@@ -40,9 +39,9 @@ post-patch:
 			${BUILD_WRKSRC}/${MAKEFILE}
 
 do-install:
-	${INSTALL_PROGRAM} ${BUILD_WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin/
-	@${INSTALL} -d ${STAGEDIR}${DOCSDIR}/
-	cd ${WRKSRC}/&&${INSTALL_DATA} ${PORTDOCS} ${STAGEDIR}${DOCSDIR}/
+	${INSTALL_PROGRAM} ${BUILD_WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin
+	@${INSTALL} -d ${STAGEDIR}${DOCSDIR}
+	(cd ${WRKSRC}/&&${INSTALL_DATA} ${PORTDOCS} ${STAGEDIR}${DOCSDIR})
 
 regression-test: build
 	${BUILD_WRKSRC}/${PORTNAME} b
diff --git a/archivers/mscompress/Makefile b/archivers/mscompress/Makefile
index 5ddb9dd90df1..daa240938663 100644
--- a/archivers/mscompress/Makefile
+++ b/archivers/mscompress/Makefile
@@ -10,7 +10,7 @@ MASTER_SITE_SUBDIR=	utils/compress
 MAINTAINER=	tj@FreeBSD.org
 COMMENT=	Microsoft "compress.exe/expand.exe" compatible (de)compressor
 
-USE_BZIP2=	yes
+USES=		tar:bzip2
 HAS_CONFIGURE=	yes
 
 PLIST_FILES=	bin/mscompress bin/msexpand \
diff --git a/archivers/p7zip/Makefile b/archivers/p7zip/Makefile
index ec99aead53ce..7be0c901884d 100644
--- a/archivers/p7zip/Makefile
+++ b/archivers/p7zip/Makefile
@@ -14,7 +14,7 @@ COMMENT?=	File archiver with high compression ratio
 LICENSE?=	LGPL21
 
 ALL_TARGET?=	all3
-USE_BZIP2=	yes
+USES=		tar:bzip2
 MAKEFILE=	makefile
 MAKE_ARGS=	OPTFLAGS="${CXXFLAGS}"
 WRKSRC=		${WRKDIR}/${PORTNAME}_${PORTVERSION}
@@ -44,14 +44,14 @@ do-install:
 .endfor
 	${INSTALL_LIB} ${WRKSRC}/bin/7z.so ${STAGEDIR}${PREFIX}/libexec/p7zip
 
-	${INSTALL_SCRIPT} ${FILESDIR}/7z ${STAGEDIR}${PREFIX}/bin/
+	${INSTALL_SCRIPT} ${FILESDIR}/7z ${STAGEDIR}${PREFIX}/bin
 	${LN} -sf 7z ${STAGEDIR}${PREFIX}/bin/7za
 	${LN} -sf 7z ${STAGEDIR}${PREFIX}/bin/7zr
 
-	cd ${WRKSRC}/DOCS && \
-		${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR}
-	cd ${WRKSRC}/man1 && \
-		${INSTALL_MAN} 7z*.1 ${STAGEDIR}${MAN1PREFIX}/man/man1
+	(cd ${WRKSRC}/DOCS && \
+		${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR})
+	(cd ${WRKSRC}/man1 && \
+		${INSTALL_MAN} 7z*.1 ${STAGEDIR}${MAN1PREFIX}/man/man1)
 .endif
 
 .include <bsd.port.mk>
diff --git a/archivers/pixz/Makefile b/archivers/pixz/Makefile
index 719e81f5dcb6..d27f7cda13f0 100644
--- a/archivers/pixz/Makefile
+++ b/archivers/pixz/Makefile
@@ -9,7 +9,7 @@ EXTRACT_SUFX=	.tgz
 MAINTAINER=	hrs@FreeBSD.org
 COMMENT=	Parallel, indexing version of XZ
 
-LICENSE=	BSD
+LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 SUB_FILES=	Makefile
diff --git a/archivers/ppmd-7z/Makefile b/archivers/ppmd-7z/Makefile
index f194c18ec91f..9569c8af0f20 100644
--- a/archivers/ppmd-7z/Makefile
+++ b/archivers/ppmd-7z/Makefile
@@ -11,8 +11,7 @@ DISTNAME=	p7zip_${DISTVERSION}_src_all
 MAINTAINER=	bf@FreeBSD.org
 COMMENT=	High-ratio PPMD compressor
 
-USE_BZIP2=	yes
-USES=		gmake
+USES=		tar:bzip2 gmake
 WRKSRC=		${WRKDIR}/p7zip_${DISTVERSION}
 BUILD_WRKSRC=	${WRKSRC}/CPP/7zip/Compress/PPMD_Alone
 MAKEFILE=	makefile
diff --git a/archivers/rox-archive/Makefile b/archivers/rox-archive/Makefile
index ee30b8954d18..6d33baaedbb2 100644
--- a/archivers/rox-archive/Makefile
+++ b/archivers/rox-archive/Makefile
@@ -12,7 +12,7 @@ COMMENT=	Archive management tool for the ROX desktop
 RUN_DEPENDS=	${LOCALBASE}/bin/rox:${PORTSDIR}/x11-fm/rox-filer \
 		${LOCALBASE}/lib/ROX-Lib2/python/rox/__init__.py:${PORTSDIR}/devel/py-roxlib
 
-USE_BZIP2=	yes
+USES=		tar:bzip2
 USE_PYTHON=	yes
 
 do-build:
diff --git a/archivers/squeeze/Makefile b/archivers/squeeze/Makefile
index 0e8a04799d4f..82354e4bdaec 100644
--- a/archivers/squeeze/Makefile
+++ b/archivers/squeeze/Makefile
@@ -18,11 +18,10 @@ LIB_DEPENDS=	libthunar-vfs-1.so:${PORTSDIR}/x11-fm/thunar-vfs
 
 GNU_CONFIGURE=	yes
 INSTALLS_ICONS=	yes
-USES=		pkgconfig gmake gettext pathfix desktop-file-utils
+USES=		tar:bzip2 pkgconfig gmake gettext pathfix desktop-file-utils
 USE_XFCE=	configenv libutil thunar
 USE_XORG=	x11
 USE_GNOME=	gtk20 glib20 intltool intlhack
-USE_BZIP2=	yes
 USE_LDCONFIG=	yes
 MAKE_JOB_SAFE=	yes
 
diff --git a/archivers/thunar-archive-plugin/Makefile b/archivers/thunar-archive-plugin/Makefile
index f4426de4742a..a281f9f074d2 100644
--- a/archivers/thunar-archive-plugin/Makefile
+++ b/archivers/thunar-archive-plugin/Makefile
@@ -11,10 +11,9 @@ DIST_SUBDIR=	xfce4
 MAINTAINER=	xfce@FreeBSD.org
 COMMENT=	Archive plugin for the Thunar File Manager
 
-USE_BZIP2=	yes
 GNU_CONFIGURE=	yes
 USE_XFCE=	configenv libexo thunar
-USES=		gettext gmake pkgconfig
+USES=		tar:bzip2 gettext gmake pkgconfig
 INSTALLS_ICONS=	yes
 USE_GNOME=	intltool
 
diff --git a/archivers/unadf/Makefile b/archivers/unadf/Makefile
index abfa6c8a77ca..065f2328cfd9 100644
--- a/archivers/unadf/Makefile
+++ b/archivers/unadf/Makefile
@@ -12,7 +12,7 @@ COMMENT=	Extracts files from .adf-files used by Amiga emulators
 
 LICENSE=	GPLv2
 
-USE_BZIP2=	yes
+USES=		tar:bzip2
 
 MAKE_JOBS_UNSAFE=	yes
 
diff --git a/archivers/unfoo/Makefile b/archivers/unfoo/Makefile
index d710fc9e9b5d..7e5e08749901 100644
--- a/archivers/unfoo/Makefile
+++ b/archivers/unfoo/Makefile
@@ -16,7 +16,7 @@ RUN_DEPENDS=	unace:${PORTSDIR}/archivers/unace \
 		7z:${PORTSDIR}/archivers/p7zip
 
 NO_BUILD=	yes
-USE_BZIP2=	yes
+USES=		tar:bzip2
 PLIST_FILES=	bin/${PORTNAME}
 
 post-patch:
diff --git a/archivers/upx/Makefile b/archivers/upx/Makefile
index a1c9f60b6ee3..f7bd520d98c4 100644
--- a/archivers/upx/Makefile
+++ b/archivers/upx/Makefile
@@ -16,8 +16,7 @@ LIB_DEPENDS=	libucl.so:${PORTSDIR}/archivers/ucl
 
 LZMA_VER=	4.65
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}-src
-USE_BZIP2=	yes
-USES=		gmake perl5
+USES=		tar:bzip2 gmake perl5
 USE_PERL5=	build
 MAKE_ENV=	UPX_UCLDIR=${LOCALBASE}\
 		UPX_LZMADIR=${WRKDIR}\
diff --git a/archivers/xarchiver/Makefile b/archivers/xarchiver/Makefile
index e7944b14f457..c63720235cff 100644
--- a/archivers/xarchiver/Makefile
+++ b/archivers/xarchiver/Makefile
@@ -16,8 +16,7 @@ RUN_DEPENDS=	xdg-open:${PORTSDIR}/devel/xdg-utils \
 	7zr:${PORTSDIR}/archivers/p7zip \
 	zip:${PORTSDIR}/archivers/zip
 
-USES=		gmake pkgconfig desktop-file-utils
-USE_BZIP2=	yes
+USES=		tar:bzip2 gmake pkgconfig desktop-file-utils
 USE_GNOME=	glib20 gtk20 intltool
 GNU_CONFIGURE=	yes
 INSTALLS_ICONS=	yes
diff --git a/archivers/xdms/Makefile b/archivers/xdms/Makefile
index 1845333e3e88..cd6cb239f7fc 100644
--- a/archivers/xdms/Makefile
+++ b/archivers/xdms/Makefile
@@ -11,7 +11,7 @@ COMMENT=	Tool for decompressing Amiga DMS files
 
 OPTIONS_DEFINE=	DOCS
 
-USE_BZIP2=	yes
+USES=		tar:bzip2
 HAS_CONFIGURE=	yes
 CONFIGURE_ARGS=	--prefix=${PREFIX}
 ALL_TARGET=	xdms
diff --git a/archivers/zip/Makefile b/archivers/zip/Makefile
index 6021431133d6..42dfce5e83ef 100644
--- a/archivers/zip/Makefile
+++ b/archivers/zip/Makefile
@@ -12,7 +12,7 @@ MAINTAINER=	freebsd@skysmurf.nl
 COMMENT=	Create/update ZIP files compatible with PKZIP
 
 # License is BSD-based, but not identical, so intall with documentation
-LICENSE=	BSD
+LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 OPTIONS_DEFINE=	DOCS