Index: head/x11-wm/xfce4-session/Makefile
===================================================================
--- head/x11-wm/xfce4-session/Makefile	(revision 320383)
+++ head/x11-wm/xfce4-session/Makefile	(revision 320384)
@@ -1,62 +1,65 @@
 # Created by: Matt Lancereau <matt@rimasec.net>
 # $FreeBSD$
 
 PORTNAME=	xfce4-session
 PORTVERSION=	4.10.1
+PORTREVISION=	1
 CATEGORIES=	x11-wm xfce
 MASTER_SITES=	${MASTER_SITE_XFCE}
 MASTER_SITE_SUBDIR=	src/xfce/${PORTNAME}/${PORTVERSION:R}
 DIST_SUBDIR=	xfce4
 
 MAINTAINER=	xfce@FreeBSD.org
 COMMENT=	Xfce's session manager
 
 BUILD_DEPENDS=	iceauth:${PORTSDIR}/x11/iceauth
 RUN_DEPENDS=	iceauth:${PORTSDIR}/x11/iceauth \
 		console-kit-daemon:${PORTSDIR}/sysutils/consolekit
 LIB_DEPENDS=	wnck-1:${PORTSDIR}/x11-toolkits/libwnck \
 		dbus-glib-1:${PORTSDIR}/devel/dbus-glib \
 		upower-glib:${PORTSDIR}/sysutils/upower \
-		polkit:${PORTSDIR}/sysutils/policykit
+		polkit.2:${PORTSDIR}/sysutils/policykit
+# explicitly add SHLIB version number for policykit to prevent LIB_DEPENDS
+# matching sysutils/polkit instead (which has libpolkit-agent.so.1)
 
 USE_AUTOTOOLS=	libtool
 GNU_CONFIGURE=	yes
 INSTALLS_ICONS=	yes
 USE_BZIP2=	yes
 USE_GMAKE=	yes
 USE_GNOME=	gtk20 glib20 intltool intlhack
 USES=		pathfix pkgconfig
 USE_LDCONFIG=	yes
 USE_XFCE=	configenv libmenu libutil xfconf
 USE_XORG=	x11 sm ice
 
 CONFIGURE_ARGS+=--enable-legacy-sm \
 		--disable-systemd \
 		--with-xsession-prefix=${PREFIX}
 
 SUB_FILES=	pkg-message
 PKGMESSAGE=	${WRKDIR}/pkg-message
 
 OPTIONS_DEFINE=	NLS
 
 MAN1=		xfce4-session.1 xfce4-session-logout.1
 
 PLIST_SUB=	VERSION="4.6"
 
 .include <bsd.port.options.mk>
 
 .if ${PORT_OPTIONS:MNLS}
 USES+=	gettext
 CONFIGURE_ARGS+=	--enable-nls
 PLIST_SUB+=	NLS=""
 .else
 CONFIGURE_ARGS+=	--disable-nls
 PLIST_SUB+=	NLS="@comment "
 .endif
 
 post-install:
 	@${ECHO_MSG}
 	@${CAT} ${PKGMESSAGE}
 	@${ECHO_MSG}
 
 .include <bsd.port.mk>