switch p5-Mail-SPF to CONFIGURE_STYLE=modbuild, allowing a fair bit of cleanup.

OK giovanni@

mail/p5-Mail-SPF/Makefile

@@ -1,9 +1,10 @@
-# $OpenBSD: Makefile,v 1.4 2014/09/12 17:14:12 giovanni Exp $
+# $OpenBSD: Makefile,v 1.5 2015/04/13 16:54:12 sthen Exp $
 
 COMMENT =		perl oop implementation of Sender Policy Framework
 
 DISTNAME =		Mail-SPF-v2.9.0
 PKGNAME =		p5-${DISTNAME:S/-v/-/}
+REVISION =		0
 CATEGORIES =		mail
 
 MAINTAINER =		Giovanni Bechis <giovanni@openbsd.org>
@@ -12,6 +13,7 @@ MAINTAINER =		Giovanni Bechis <giovanni@openbsd.org>
 PERMIT_PACKAGE_CDROM =	Yes
 
 MODULES =		cpan
+CONFIGURE_STYLE =	modbuild
 
 RUN_DEPENDS =		devel/p5-Error \
 			net/p5-NetAddr-IP>=4 \
@@ -19,19 +21,12 @@ RUN_DEPENDS =		devel/p5-Error \
 			net/p5-Net-DNS-Resolver-Programmable \
 			www/p5-URI
 BUILD_DEPENDS =		${RUN_DEPENDS}
-TEST_DEPENDS =	mail/p5-Mail-SPF-Test
-
-SUBST_VARS =		WRKINST
+TEST_DEPENDS =		mail/p5-Mail-SPF-Test
 
 MAKE_ENV =		TEST_POD=Yes
-
-pre-configure:
-	${SUBST_CMD} ${WRKSRC}/Build.PL
+CONFIGURE_ARGS =	install_path=sbin="${PREFIX}/sbin"
 
 post-build:
-	pod2man ${WRKSRC}/sbin/spfd >${WRKSRC}/blib/bindoc/spfd.1
-
-do-install:
-	cd ${WRKSRC} && ./Build --prefix=${PREFIX} --create_packlist=0 install
+	pod2man ${WRKSRC}/sbin/spfd > ${WRKSRC}/blib/bindoc/spfd.1
 
 .include <bsd.port.mk>

mail/p5-Mail-SPF/patches/patch-Build_PL

@@ -1,12 +0,0 @@
-$OpenBSD: patch-Build_PL,v 1.3 2014/09/12 17:14:12 giovanni Exp $
---- Build.PL.orig	Mon Jul 22 05:52:32 2013
-+++ Build.PL	Fri Sep 12 19:03:24 2014
-@@ -73,7 +73,7 @@ my $build = $class->new(
-         'bin/spfquery'
-     ],
-     install_path        => {
--        'sbin'              => '/usr/sbin'
-+        'sbin'              => '${WRKINST}${PREFIX}/sbin'
-     },
-     create_makefile_pl  => 'passthrough',
-     sign                => 1