Remove always-false/true conditions based on OSVERSION 500000

49 files changed, 40 insertions, 284 deletions

diff --git a/net-im/gajim-devel/Makefile b/net-im/gajim-devel/Makefile
index 2160f873ddb4..4368cdfb5cee 100644
--- a/net-im/gajim-devel/Makefile
+++ b/net-im/gajim-devel/Makefile
@@ -63,10 +63,6 @@ post-install:
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=		doesn\'t install
-.endif
-
 .if ${PYTHON_REL} >= 250
 RUN_DEPENDS+=	${PYTHON_SITELIBDIR}/_sqlite3.so:${PORTSDIR}/databases/py-sqlite3
 .else
diff --git a/net-im/sendxmpp/Makefile b/net-im/sendxmpp/Makefile
index f5e504b42253..a2a920e46d90 100644
--- a/net-im/sendxmpp/Makefile
+++ b/net-im/sendxmpp/Makefile
@@ -24,10 +24,4 @@ PLIST_FILES=	bin/sendxmpp \
 		%%SITE_PERL%%/mach/auto/sendxmpp/.packlist
 PLIST_DIRS=	%%SITE_PERL%%/mach/auto/sendxmpp
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=	Dependencies does not build on FreeBSD < 5.x
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/arpscan/Makefile b/net-mgmt/arpscan/Makefile
index b736629b606a..7fc72bd401a8 100644
--- a/net-mgmt/arpscan/Makefile
+++ b/net-mgmt/arpscan/Makefile
@@ -22,10 +22,4 @@ CONFIGURE_TARGET=--build=${MACHINE_ARCH}-portbld-freebsd${OSREL} \
 
 PLIST_FILES=	bin/arpscan
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} <= 500000
-IGNORE=		unknown BIOCSETIF error
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/flowd/Makefile b/net-mgmt/flowd/Makefile
index a636d9880773..fc43d48a0c57 100644
--- a/net-mgmt/flowd/Makefile
+++ b/net-mgmt/flowd/Makefile
@@ -37,12 +37,6 @@ PLIST_SUB+=	WITH_PYTHON=""
 PLIST_SUB+=	WITH_PYTHON="@comment "
 .endif
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-CONFIGURE_ARGS+="ac_cv_sizeof_sa_family_t=1"
-.endif
-
 pre-extract:
 	@${ECHO_MSG} ""
 .if defined(WITH_PERL)
@@ -82,4 +76,4 @@ post-install:
 
 	FLOWD_USER=${FLOWD_USER} ${SH} ${PKGINSTALL} ${PKGNAME} POST-INSTALL
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/irrtoolset/Makefile b/net-mgmt/irrtoolset/Makefile
index e190c3d7faab..9eb991b9999d 100644
--- a/net-mgmt/irrtoolset/Makefile
+++ b/net-mgmt/irrtoolset/Makefile
@@ -27,7 +27,7 @@ CONFIGURE_ARGS=	--x-libraries=${X11BASE}/lib --x-includes=${X11BASE}/include
 MAN1=		RtConfig.1 peval.1 rpslcheck.1 IRR-Errors.1
 MAN3=		librpsl.3
 
-.include <bsd.port.pre.mk>
+ALL_TARGET=	depend all
 
 post-extract:
 	@${RM} ${WRKSRC}/man/man1/CIDRAdvisor.1 ${WRKSRC}/man/man1/prpath.1
@@ -39,10 +39,4 @@ post-patch:
 	${WRKSRC}/src/irr/birdwhoisc.cc
 	@${RM} ${WRKSRC}/man/man1/*.orig
 
-ALL_TARGET=	depend all
-
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on 4.x
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/netmond/Makefile b/net-mgmt/netmond/Makefile
index 0b4cada89072..7ad854908d81 100644
--- a/net-mgmt/netmond/Makefile
+++ b/net-mgmt/netmond/Makefile
@@ -83,10 +83,4 @@ do-install:
 post-install:
 	${CAT} ${PKGMESSAGE}
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on 4.x
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/nsca/Makefile b/net-mgmt/nsca/Makefile
index b5f9e9e648b4..b2495fc95e52 100644
--- a/net-mgmt/nsca/Makefile
+++ b/net-mgmt/nsca/Makefile
@@ -52,8 +52,4 @@ do-install:
 	cd ${WRKSRC} && ${INSTALL_DATA} ${DOCS} ${DOCSDIR}
 .endif
 
-.include <bsd.port.pre.mk>
-.if ${OSVERSION} < 500000
-BROKEN=	does not build on 4.x
-.endif
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/pftabled/Makefile b/net-mgmt/pftabled/Makefile
index 4b8e84bb8c8e..d7133f241953 100644
--- a/net-mgmt/pftabled/Makefile
+++ b/net-mgmt/pftabled/Makefile
@@ -22,10 +22,4 @@ PLIST_FILES=	bin/pftabled-client sbin/pftabled
 GNU_CONFIGURE=	yes
 USE_GMAKE=	yes
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on 4.x
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/trafd/Makefile b/net-mgmt/trafd/Makefile
index af43df0db2ea..38ad451a07d1 100644
--- a/net-mgmt/trafd/Makefile
+++ b/net-mgmt/trafd/Makefile
@@ -16,15 +16,7 @@ MAINTAINER=	bms@FreeBSD.org
 COMMENT=	The BPF Traffic Collector
 
 CONFLICTS=	bpft-4.*
-
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-RUN_DEPENDS=	${LOCALBASE}/etc/rc.subr:${PORTSDIR}/sysutils/rc_subr
-RCSUBRBASE=	${LOCALBASE}/etc
-.else
 RCSUBRBASE=	/etc
-.endif
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/trafd/trafd ${PREFIX}/bin
@@ -47,4 +39,4 @@ do-install:
 	@${INSTALL_DATA} ${WRKSRC}/README ${DOCSDIR}
 .endif
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-mgmt/weplab/Makefile b/net-mgmt/weplab/Makefile
index 9277d44d92d7..4b8ed2c8663d 100644
--- a/net-mgmt/weplab/Makefile
+++ b/net-mgmt/weplab/Makefile
@@ -18,14 +18,8 @@ GNU_CONFIGURE=	yes
 MAN1=		weplab.1
 PLIST_FILES=	bin/weplab
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=	Doesn't build on 4.x
-.endif
-
 post-patch:
 	@${REINPLACE_CMD} -E 's,^(CC|CFLAGS|LDFLAGS) *=,\1 ?=,g' \
 		${WRKSRC}/Makefile.in
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/apollon/Makefile b/net-p2p/apollon/Makefile
index 8526aebd6f0b..62791c844940 100644
--- a/net-p2p/apollon/Makefile
+++ b/net-p2p/apollon/Makefile
@@ -22,16 +22,10 @@ USE_KDELIBS_VER=3
 USE_GMAKE=	yes
 USE_AUTOTOOLS=	libtool:15
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		"Does not compile on FreeBSD 4.x"
-.endif
-
 post-patch:
 .ifdef(NOPORTDOCS)
 	@${REINPLACE_CMD} -E -e 's/^(all:)[[:space:]]+docs-am/\1/; s/^(SUBDIRS.+)doc/\1/' \
 		${WRKSRC}/Makefile.in
 .endif
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/btpeer/Makefile b/net-p2p/btpeer/Makefile
index 6e4ff8d48c7e..0f56634fba67 100644
--- a/net-p2p/btpeer/Makefile
+++ b/net-p2p/btpeer/Makefile
@@ -38,20 +38,13 @@ post-patch:
 		-e 's|^LIBS.+$$|LIBS=-L${OPENSSLLIB} ${PTHREAD_LIBS} -L${LOCALBASE}/lib \\|' \
 		${BUILD_WRKSRC}/${MAKEFILE}
 
-do-install:
-.for file in ${PROGRAM_FILES}
-	@${INSTALL_PROGRAM} ${WRKSRC}/${file} ${PREFIX}/bin/${PORTNAME}-${file}
+.for f in ${PROGRAM_FILES}
+PLIST_FILES+=	bin/${PORTNAME}-${f}
 .endfor
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-IGNORE= FreeBSD prior to 500000 does not support uuid(3) required\
-	for building
-.endif
-
-.for file in ${PROGRAM_FILES}
-PLIST_FILES+=	bin/${PORTNAME}-${file}
+do-install:
+.for f in ${PROGRAM_FILES}
+	@${INSTALL_PROGRAM} ${WRKSRC}/${f} ${PREFIX}/bin/${PORTNAME}-${f}
 .endfor
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/btqueue/Makefile b/net-p2p/btqueue/Makefile
index c837bd3834c9..9661c01293ba 100644
--- a/net-p2p/btqueue/Makefile
+++ b/net-p2p/btqueue/Makefile
@@ -29,11 +29,6 @@ OPTIONS=	PYXML "Add dependency on PyXML (needed for crawler only)" on
 
 .include <bsd.port.pre.mk>
 
-# Enable workaround for bad libc in FreeBSD 4.x
-.if ${OSVERSION} < 500000
-EXTRA_PATCHES=	${FILESDIR}/FBSD4-patch-BitTorrent_defaultargs.py
-.endif
-
 .if !defined(WITHOUT_PYXML)
 RUN_DEPENDS+=	${PYXML}
 .endif
diff --git a/net-p2p/createtorrent/Makefile b/net-p2p/createtorrent/Makefile
index 066c3fea0904..ac6a34b9384d 100644
--- a/net-p2p/createtorrent/Makefile
+++ b/net-p2p/createtorrent/Makefile
@@ -20,13 +20,7 @@ USE_OPENSSL=	yes
 
 PLIST_FILES=	bin/createtorrent
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		does not compile on 4.x
-.endif
-
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${PREFIX}/bin
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/dclibc/Makefile b/net-p2p/dclibc/Makefile
index fd50a5401fb6..215710bee9ce 100644
--- a/net-p2p/dclibc/Makefile
+++ b/net-p2p/dclibc/Makefile
@@ -21,10 +21,4 @@ USE_ICONV=	yes
 USE_GNOME=	glib20 pkgconfig
 USE_LDCONFIG=	yes
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-IGNORE=		doesn't build on FreeBSD < 5.x
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/dctc-gui-qt/Makefile b/net-p2p/dctc-gui-qt/Makefile
index 2140e5bef8f9..806177e381c7 100644
--- a/net-p2p/dctc-gui-qt/Makefile
+++ b/net-p2p/dctc-gui-qt/Makefile
@@ -45,10 +45,6 @@ PORTDOCS=	\
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=		"Does not compile on FreeBSD 4.x"
-.endif
-
 # with xine preview support
 .ifdef(WITH_XINE)
 LIB_DEPENDS+=		xine:${PORTSDIR}/multimedia/libxine
diff --git a/net-p2p/jigdo/Makefile b/net-p2p/jigdo/Makefile
index df92f0d4bfd9..c0dfc38c3dc2 100644
--- a/net-p2p/jigdo/Makefile
+++ b/net-p2p/jigdo/Makefile
@@ -32,11 +32,6 @@ OPTIONS=	GUI "Build the gtk2 gui" off \
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-NOT_FOR_ARCHS+=	alpha
-BROKEN=		Does not compile
-.endif
-
 .if defined(WITH_GUI)
 CONFIGURE_ARGS+=	--with-gui
 LIB_DEPENDS+=	gtk-x11-2.0:${PORTSDIR}/x11-toolkits/gtk20 \
diff --git a/net-p2p/microdc2/Makefile b/net-p2p/microdc2/Makefile
index 01a1c74e414b..2c0ffc5091f2 100644
--- a/net-p2p/microdc2/Makefile
+++ b/net-p2p/microdc2/Makefile
@@ -20,12 +20,6 @@ GNU_CONFIGURE=	yes
 USE_ICONV=	yes
 USE_GNOME=	libxml2
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=	doesn't compile on FreeBSD 4.x
-.endif
-
 .if !defined(WITHOUT_NLS)
 USE_GETTEXT=	yes
 PLIST_SUB+=	NLS=""
@@ -34,4 +28,4 @@ CONFIGURE_ARGS+=	--disable-nls
 PLIST_SUB+=	 NLS="@comment "
 .endif
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/minder/Makefile b/net-p2p/minder/Makefile
index de8ab9657e2e..0f886c32ea71 100644
--- a/net-p2p/minder/Makefile
+++ b/net-p2p/minder/Makefile
@@ -50,11 +50,4 @@ do-install:
 	@${INSTALL_DATA} ${FILESDIR}/minder.cfg.sample \
 		${EXAMPLESDIR}/minder.cfg
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-IGNORE= FreeBSD prior to 500000 does not support uuid(3) required\
-	for building
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/net-p2p/mldonkey-devel/Makefile b/net-p2p/mldonkey-devel/Makefile
index 61d8f476c910..3bb5181dc3ea 100644
--- a/net-p2p/mldonkey-devel/Makefile
+++ b/net-p2p/mldonkey-devel/Makefile
@@ -110,11 +110,6 @@ ALL_TARGET+=	\
 
 .include <bsd.port.pre.mk>
 
-# Fix build on 4.x
-.if ${OSVERSION} < 500000
-USE_GCC=	3.4
-.endif
-
 # FreeBSD has reentrant dns code
 .if ( ((${OSVERSION} >= 504102) && (${OSVERSION} < 600000)) || (${OSVERSION} >= 600029) )
 PTHREAD_CFLAGS+=	-D_REENTRANT
diff --git a/net-p2p/mldonkey/Makefile b/net-p2p/mldonkey/Makefile
index 67356167e6b6..fee4c830ffd4 100644
--- a/net-p2p/mldonkey/Makefile
+++ b/net-p2p/mldonkey/Makefile
@@ -110,11 +110,6 @@ ALL_TARGET+=	\
 
 .include <bsd.port.pre.mk>
 
-# Fix build on 4.x
-.if ${OSVERSION} < 500000
-USE_GCC=	3.4
-.endif
-
 # FreeBSD has reentrant dns code
 .if ( ((${OSVERSION} >= 504102) && (${OSVERSION} < 600000)) || (${OSVERSION} >= 600029) )
 PTHREAD_CFLAGS+=	-D_REENTRANT
diff --git a/net-p2p/museek+/Makefile b/net-p2p/museek+/Makefile
index b8b5804abd95..a4c0d07aae43 100644
--- a/net-p2p/museek+/Makefile
+++ b/net-p2p/museek+/Makefile
@@ -98,8 +98,4 @@ post-install:
 BROKEN=		Does not compile on amd64
 .endif
 
-.if (${OSVERSION} < 500000)
-IGNORE=		does not compile on systems < 5.x (needs wstring support)
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/net-p2p/museekplus/Makefile b/net-p2p/museekplus/Makefile
index b8b5804abd95..a4c0d07aae43 100644
--- a/net-p2p/museekplus/Makefile
+++ b/net-p2p/museekplus/Makefile
@@ -98,8 +98,4 @@ post-install:
 BROKEN=		Does not compile on amd64
 .endif
 
-.if (${OSVERSION} < 500000)
-IGNORE=		does not compile on systems < 5.x (needs wstring support)
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/net-p2p/trackerbt/Makefile b/net-p2p/trackerbt/Makefile
index ce0a6f8f2f71..8de9df90baa2 100644
--- a/net-p2p/trackerbt/Makefile
+++ b/net-p2p/trackerbt/Makefile
@@ -49,11 +49,4 @@ do-install:
 	@${MKDIR} ${EXAMPLESDIR}
 	@${INSTALL_DATA} ${WRKSRC}/config.xml ${EXAMPLESDIR}
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-IGNORE= FreeBSD prior to 500000 does not support uuid(3) required\
-	for building
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/news/fidogate/Makefile b/news/fidogate/Makefile
index 9ee1a6cbf372..a83afe5b6f1d 100644
--- a/news/fidogate/Makefile
+++ b/news/fidogate/Makefile
@@ -16,6 +16,8 @@ MASTER_SITE_SUBDIR=	system/fido
 MAINTAINER=	dinoex@FreeBSD.org
 COMMENT=	Fido-Internet Gateway and Tosser
 
+EXTRA_PATCHES+=	${PATCHDIR}/extra-patch-perl
+
 .if !defined(WITHOUT_IFCICO)
 RUN_DEPENDS=	${LOCALBASE}/libexec/ifmail/ifcico:${PORTSDIR}/news/ifmail
 .endif
@@ -30,12 +32,6 @@ DOCLIST=	fidogate.texi fidogate.txt gatebau94.txt kludge-rfc.doc \
 
 MAKE_ENV+=	CC=${CC}
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} > 500000
-EXTRA_PATCHES+=	${PATCHDIR}/extra-patch-perl
-.endif
-
 pre-configure:
 	${TOUCH} ${WRKSRC}/doc/fidogate.info
 	${RM} -f ${WRKSRC}/doc/fidogate.info-?
@@ -62,4 +58,4 @@ post-install:
 	@${TAR} -C ${WRKSRC}/examples -cf - . | ${TAR} -C ${EXAMPLESDIR} -xf -
 .endif
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/news/hellanzb/Makefile b/news/hellanzb/Makefile
index 94ad260d7044..b358194789c2 100644
--- a/news/hellanzb/Makefile
+++ b/news/hellanzb/Makefile
@@ -20,18 +20,14 @@ RUN_DEPENDS=	par2:${PORTSDIR}/archivers/par2cmdline \
 		shorten:${PORTSDIR}/audio/shorten \
 		${PYTHON_SITELIBDIR}/yenc.py:${PORTSDIR}/news/py-yenc \
 		${PYTHON_SITELIBDIR}/twisted:${PORTSDIR}/devel/py-twistedCore \
-		${PYTHON_SITELIBDIR}/twisted/web:${PORTSDIR}/www/py-twistedWeb
+		${PYTHON_SITELIBDIR}/twisted/web:${PORTSDIR}/www/py-twistedWeb \
+		mac:${PORTSDIR}/audio/mac
 
 USE_PYTHON=	yes
 USE_PYDISTUTILS=yes
 
 .include <bsd.port.pre.mk>
 
-# monkey audio (mac) needs FreeBSD 5
-.if ${OSVERSION} >= 500000
-RUN_DEPENDS+=	mac:${PORTSDIR}/audio/mac
-.endif
-
 # more fully-featured rar needs at least 5.3
 .if ${ARCH} == "i386" && ${OSVERSION} >= 503000
 RUN_DEPENDS+=	rar:${PORTSDIR}/archivers/rar
diff --git a/palm/iSiloXC/Makefile b/palm/iSiloXC/Makefile
index d35d47038437..7bf8c588a888 100644
--- a/palm/iSiloXC/Makefile
+++ b/palm/iSiloXC/Makefile
@@ -14,16 +14,13 @@ DISTNAME=	${PORTNAME}${PORTVERSION:S/.//}BSD
 MAINTAINER=	skv@FreeBSD.org
 COMMENT=	Converts documents from text/html files or URLs to iSilo format
 
+LIB_DEPENDS=	c.4:${PORTSDIR}/misc/compat4x
+
 USE_ZIP=	yes
 NO_BUILD=	yes
 NO_WRKSUBDIR=	yes
 ONLY_FOR_ARCHS=	i386
 
-.include <bsd.port.pre.mk>
-.if ${OSVERSION} >= 500000
-    LIB_DEPENDS+=       c.4:${PORTSDIR}/misc/compat4x
-.endif
-
 MAN1=		iSiloXC.1
 MAN5=		ixl.5
 MANCOMPRESSED=	no
@@ -39,4 +36,4 @@ do-install:
 	@${MKDIR} ${MAN5PREFIX}/man/man5
 	${INSTALL_MAN} ${WRKSRC}/ixl.5 ${MAN5PREFIX}/man/man5
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/polish/gnugadu2/Makefile b/polish/gnugadu2/Makefile
index ac002511dd15..ee1a278a01ee 100644
--- a/polish/gnugadu2/Makefile
+++ b/polish/gnugadu2/Makefile
@@ -166,9 +166,6 @@ PLIST_SUB+=	KDE:="@comment "
 post-patch:
 	@${REINPLACE_CMD} -e 's,%%PREFIX%%,${PREFIX},' ${WRKSRC}/gg2.desktop
 	@${REINPLACE_CMD} -e 's| -ldl|| ; s|(libdir)/pkgconfig|(prefix)/libdata/pkgconfig|' ${WRKSRC}/lib/Makefile.in
-.if ${OSVERSION} < 500000
-	@${REINPLACE_CMD} -e 's|stdint.h|inttypes.h|' ${WRKSRC}/src/plugins/gadu_gadu/libgadu/lib/libgadu-config.h.in
-.endif
 
 post-install:
 .if (${HAVE_GNOME:Mgnomehier}!="")
diff --git a/ports-mgmt/kports-qt4/Makefile b/ports-mgmt/kports-qt4/Makefile
index cf93ff08ffdb..60cb195e5579 100644
--- a/ports-mgmt/kports-qt4/Makefile
+++ b/ports-mgmt/kports-qt4/Makefile
@@ -28,10 +28,6 @@ OPTIONS=	PORTAUDIT "Require Portaudit" on
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-IGNORE=		doesn't compile properly on 4.x systems
-.endif
-
 .if !defined(WITHOUT_PORTAUDIT)
 RUN_DEPENDS+=	portaudit:${PORTSDIR}/ports-mgmt/portaudit
 .endif
diff --git a/ports-mgmt/kports/Makefile b/ports-mgmt/kports/Makefile
index cf93ff08ffdb..60cb195e5579 100644
--- a/ports-mgmt/kports/Makefile
+++ b/ports-mgmt/kports/Makefile
@@ -28,10 +28,6 @@ OPTIONS=	PORTAUDIT "Require Portaudit" on
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-IGNORE=		doesn't compile properly on 4.x systems
-.endif
-
 .if !defined(WITHOUT_PORTAUDIT)
 RUN_DEPENDS+=	portaudit:${PORTSDIR}/ports-mgmt/portaudit
 .endif
diff --git a/print/cups-magicolor/Makefile b/print/cups-magicolor/Makefile
index 27e219c8b5f8..c807c5307b72 100644
--- a/print/cups-magicolor/Makefile
+++ b/print/cups-magicolor/Makefile
@@ -28,10 +28,4 @@ USE_AUTOTOOLS=	automake:19:env autoconf:261
 USE_GMAKE=	yes
 GNU_CONFIGURE=	yes
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on 4.x
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/print/hplip/Makefile b/print/hplip/Makefile
index ec1959b56fec..a03e22d7eb8e 100644
--- a/print/hplip/Makefile
+++ b/print/hplip/Makefile
@@ -44,10 +44,6 @@ PLIST_SUB+=	PORTVERSION=${PORTVERSION} IJSVER=2.7.4
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on 4.x
-.endif
-
 .if !defined(WITHOUT_GUI) || exists(${LOCALBASE}/bin/pylupdate)
 RUN_DEPENDS+=	pylupdate:${PORTSDIR}/x11-toolkits/py-qt
 CONFIGURE_ARGS+=	--enable-gui-build
diff --git a/print/hplip3/Makefile b/print/hplip3/Makefile
index ec1959b56fec..a03e22d7eb8e 100644
--- a/print/hplip3/Makefile
+++ b/print/hplip3/Makefile
@@ -44,10 +44,6 @@ PLIST_SUB+=	PORTVERSION=${PORTVERSION} IJSVER=2.7.4
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on 4.x
-.endif
-
 .if !defined(WITHOUT_GUI) || exists(${LOCALBASE}/bin/pylupdate)
 RUN_DEPENDS+=	pylupdate:${PORTSDIR}/x11-toolkits/py-qt
 CONFIGURE_ARGS+=	--enable-gui-build
diff --git a/print/lyx-devel/Makefile b/print/lyx-devel/Makefile
index 58f21a1a621f..eb4e2b0163a4 100644
--- a/print/lyx-devel/Makefile
+++ b/print/lyx-devel/Makefile
@@ -120,8 +120,4 @@ CFLAGS+=	-Wno-non-template-friend -ftemplate-depth-30
 #BROKEN=		C++ compiler seg-faults, try using a different one and report to ${MAINTAINER}
 .endif
 
-.if ${OSVERSION} < 500000
-#BROKEN=		Does not compile on 4.x
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/print/lyx/Makefile b/print/lyx/Makefile
index 58f21a1a621f..eb4e2b0163a4 100644
--- a/print/lyx/Makefile
+++ b/print/lyx/Makefile
@@ -120,8 +120,4 @@ CFLAGS+=	-Wno-non-template-friend -ftemplate-depth-30
 #BROKEN=		C++ compiler seg-faults, try using a different one and report to ${MAINTAINER}
 .endif
 
-.if ${OSVERSION} < 500000
-#BROKEN=		Does not compile on 4.x
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/print/lyx14/Makefile b/print/lyx14/Makefile
index 58f21a1a621f..eb4e2b0163a4 100644
--- a/print/lyx14/Makefile
+++ b/print/lyx14/Makefile
@@ -120,8 +120,4 @@ CFLAGS+=	-Wno-non-template-friend -ftemplate-depth-30
 #BROKEN=		C++ compiler seg-faults, try using a different one and report to ${MAINTAINER}
 .endif
 
-.if ${OSVERSION} < 500000
-#BROKEN=		Does not compile on 4.x
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/print/lyx15/Makefile b/print/lyx15/Makefile
index 58f21a1a621f..eb4e2b0163a4 100644
--- a/print/lyx15/Makefile
+++ b/print/lyx15/Makefile
@@ -120,8 +120,4 @@ CFLAGS+=	-Wno-non-template-friend -ftemplate-depth-30
 #BROKEN=		C++ compiler seg-faults, try using a different one and report to ${MAINTAINER}
 .endif
 
-.if ${OSVERSION} < 500000
-#BROKEN=		Does not compile on 4.x
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/print/lyx16/Makefile b/print/lyx16/Makefile
index 58f21a1a621f..eb4e2b0163a4 100644
--- a/print/lyx16/Makefile
+++ b/print/lyx16/Makefile
@@ -120,8 +120,4 @@ CFLAGS+=	-Wno-non-template-friend -ftemplate-depth-30
 #BROKEN=		C++ compiler seg-faults, try using a different one and report to ${MAINTAINER}
 .endif
 
-.if ${OSVERSION} < 500000
-#BROKEN=		Does not compile on 4.x
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/print/mp-letter/Makefile b/print/mp-letter/Makefile
index 845b7444ccea..6a2d72d33d8f 100644
--- a/print/mp-letter/Makefile
+++ b/print/mp-letter/Makefile
@@ -18,11 +18,6 @@ DISTNAME=	mp-3.0.1
 MAINTAINER=	obrien@FreeBSD.org
 COMMENT=	A PostScript printing util for ASCII files, email, USENET news articles, etc
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-USE_GCC=       3.4
-.endif
 WRKSRC=		${WRKDIR}/mp
 MAN1=		mp.1
 MLINKS=		mp.1 digestp.1	- filep.1	- filofaxp.1 \
@@ -42,4 +37,4 @@ pre-patch:
 	    ${WRKSRC}/header.cc ${WRKSRC}/input.cc ${WRKSRC}/main.cc \
 	    ${WRKSRC}/print.cc ${WRKSRC}/print.hh
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/print/pips800/Makefile.pips b/print/pips800/Makefile.pips
index f173823d43b4..062b80bbe4d2 100644
--- a/print/pips800/Makefile.pips
+++ b/print/pips800/Makefile.pips
@@ -126,12 +126,6 @@ BUILD_DEPENDS+=	${LOCALBASE}/bin/autoconf-2.61:${PORTSDIR}/devel/autoconf261
 LIB_DEPENDS+=	cups.2:${PORTSDIR}/print/cups-base
 USE_ICONV=	yes
 .endif
-.if ${OSVERSION} < 500000
-LIB_DEPENDS+=	gnugetopt.1:${PORTSDIR}/devel/libgnugetopt \
-		lthread.2:${PORTSDIR}/devel/linuxthreads
-CPPFLAGS+=	-I${LOCALBASE}/include/pthread/linuxthreads
-LDFLAGS+=	-lgnugetopt -llthread
-.else
 LDFLAGS+=	${PTHREAD_LIBS}
 .endif
 CPPFLAGS+=	${PTHREAD_CFLAGS}
diff --git a/science/gsystem/Makefile b/science/gsystem/Makefile
index 8e548e4296d2..0a303e7ab1e0 100644
--- a/science/gsystem/Makefile
+++ b/science/gsystem/Makefile
@@ -26,12 +26,6 @@ INSTALLS_SHLIB=	yes
 QTDIR=		${QT_PREFIX}
 QMAKESPEC=	freebsd-g++
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		"does not compile with gcc 2.95"
-.endif
-
 do-configure:
 	cd ${WRKSRC}; \
 	export QTDIR=${QTDIR}; \
@@ -53,4 +47,4 @@ do-install:
 post-install:
 	@${CAT} ${PKGMESSAGE};
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/science/kst/Makefile b/science/kst/Makefile
index 2cc30abdcb86..65c0b0f688e3 100644
--- a/science/kst/Makefile
+++ b/science/kst/Makefile
@@ -32,11 +32,7 @@ MAN1=		kst.1
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=	does not build
-.endif
-
-.if ${OSVERSION} < 500000 || exists(${LOCALBASE}/lib/libreadline.so.5)
+.if exists(${LOCALBASE}/lib/libreadline.so.5)
 LIB_DEPENDS+=	readline.5:${PORTSDIR}/devel/readline
 .endif
 
diff --git a/science/kst2/Makefile b/science/kst2/Makefile
index 2cc30abdcb86..65c0b0f688e3 100644
--- a/science/kst2/Makefile
+++ b/science/kst2/Makefile
@@ -32,11 +32,7 @@ MAN1=		kst.1
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=	does not build
-.endif
-
-.if ${OSVERSION} < 500000 || exists(${LOCALBASE}/lib/libreadline.so.5)
+.if exists(${LOCALBASE}/lib/libreadline.so.5)
 LIB_DEPENDS+=	readline.5:${PORTSDIR}/devel/readline
 .endif
 
diff --git a/science/lamprop/Makefile b/science/lamprop/Makefile
index 325ca5965991..d5361e614659 100644
--- a/science/lamprop/Makefile
+++ b/science/lamprop/Makefile
@@ -25,17 +25,9 @@ MAKE_ENV=	NOPORTDOCS=yes
 PORTDOCS=	LICENSE README NEWS
 .endif
 
-.include <bsd.port.pre.mk>
-
 REP=	's|-pipe||; s|-fmerge-constants||; s|--fast-math||'
-.if ${OSVERSION} < 500000
-REP2+=	's|-fno-unit-at-a-time||;'
-.endif
 
 post-patch:
 	@${REINPLACE_CMD} -e ${REP} ${WRKSRC}/Makefile
-.if ${OSVERSION} < 500000
-	@${REINPLACE_CMD} -e ${REP2} ${WRKSRC}/Makefile
-.endif
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/science/mbdyn/Makefile b/science/mbdyn/Makefile
index 88f695820802..97ce5da3fe50 100644
--- a/science/mbdyn/Makefile
+++ b/science/mbdyn/Makefile
@@ -97,8 +97,4 @@ CONFIGURE_ARGS+=	--with-tcl=no
 BROKEN=		Does not compile
 .endif
 
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile
-.endif
-
 .include <bsd.port.post.mk>
diff --git a/science/medit/Makefile b/science/medit/Makefile
index 0e27b931b642..8f607c16b51a 100644
--- a/science/medit/Makefile
+++ b/science/medit/Makefile
@@ -57,9 +57,7 @@ USE_GL=		yes
 . if ${OSVERSION} < 601000
 .  if ${ARCH} == i386
 DISTVER=	4.11
-.   if ${OSVERSION} >= 500000
 LIB_DEPENDS+=	c.4:${PORTSDIR}/misc/compat4x
-.   endif
 .  else
 BROKEN=		no binary available for your platform x version at the moment
 .  endif
diff --git a/science/psi3/Makefile b/science/psi3/Makefile
index 9a1f99663c41..52bd0db51755 100644
--- a/science/psi3/Makefile
+++ b/science/psi3/Makefile
@@ -54,10 +54,6 @@ CONFIGURE_ARGS=	--with-cc=${CC} \
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile on FreeBSD 4.x
-.endif
-
 .if defined(WITH_OPTIMIZED_FLAGS)
 FFLAGS+=	-O3 -ffast-math -finline-functions -fomit-frame-pointer -funroll-loops -fexpensive-optimizations -malign-double
 CFLAGS+=	-O3 -ffast-math -finline-functions -fomit-frame-pointer -funroll-loops -fexpensive-optimizations -malign-double
diff --git a/science/qcl/Makefile b/science/qcl/Makefile
index ca4ec25ab4aa..d794d1f5ed45 100644
--- a/science/qcl/Makefile
+++ b/science/qcl/Makefile
@@ -16,14 +16,8 @@ COMMENT=	A quantum computer simulator
 
 USE_GETOPT_LONG=yes
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} < 500000
-BROKEN=		Does not compile
-.endif
-
 do-configure:
 	echo 'PREFIX=${PREFIX}' >>${WRKSRC}/Makefile
 	cd ${WRKSRC} && make dep
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
diff --git a/science/x11iraf/Makefile b/science/x11iraf/Makefile
index 64685008852d..5ffdd466eedf 100644
--- a/science/x11iraf/Makefile
+++ b/science/x11iraf/Makefile
@@ -14,6 +14,8 @@ DISTNAME=	x11iraf-v${PORTVERSION}-bin.freebsd
 MAINTAINER=	dsyphers@u.washington.edu
 COMMENT=	Provides graphical tools to work with IRAF
 
+LIB_DEPENDS=	c.4:${PORTSDIR}/misc/compat4x
+
 NO_BUILD=	yes
 USE_XLIB=	yes
 
@@ -29,12 +31,6 @@ MAN1=		obmsh.1		\
 		ximtool.1	\
 		xtapemon.1
 
-.include <bsd.port.pre.mk>
-
-.if ${OSVERSION} >= 500000
-LIB_DEPENDS+=	c.4:${PORTSDIR}/misc/compat4x
-.endif
-
 do-install:
 	@${ECHO_MSG} "===>  Installing binaries"
 	@${INSTALL_PROGRAM} ${BINS:S|^|${WRKDIR}/bin.freebsd/|} ${PREFIX}/bin/
@@ -45,4 +41,4 @@ do-install:
 	@${INSTALL_DATA} ${WRKDIR}/include/* ${PREFIX}/include/
 	@${INSTALL_DATA} ${WRKDIR}/lib.freebsd/libcdl.a ${PREFIX}/lib/
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>