Index: head/net/pbnc/Makefile
===================================================================
--- head/net/pbnc/Makefile	(revision 482837)
+++ head/net/pbnc/Makefile	(revision 482838)
@@ -1,37 +1,44 @@
 # $FreeBSD$
 
 PORTNAME=	pbnc
 PORTVERSION=	1.0
 PORTREVISION=	1
 CATEGORIES=	net
 MASTER_SITES=	http://duncanthrax.net/pbnc/
 DISTNAME=	pbnc
 
 MAINTAINER=	hrs@FreeBSD.org
 COMMENT=	Simple userspace TCP port bouncer
 
-LICENSE=	BSD
+LICENSE=	BSDunclear
+LICENSE_NAME=	Unclear BSD License
+LICENSE_TEXT=	License of this software is declared as 'BSD' in pbnc.readme. \
+		But it is not clear which versions of the BSD license (2, \
+		3 or 4 clause) it is. No further file in the source archive \
+		contains license information.
+LICENSE_PERMS=	${_LICENSE_PERMS_DEFAULT}
 
 RUN_DEPENDS=	p5-Net-Netmask>=0:net-mgmt/p5-Net-Netmask
 
 USES=		perl5
 USE_PERL5=	run
+
 NO_BUILD=	yes
 NO_ARCH=	yes
 PLIST_FILES=	etc/pbnc.cfg bin/pbnc.pl
 PORTDOCS=	pbnc.readme
 
 OPTIONS_DEFINE=	DOCS
 
 pre-install:
 	${REINPLACE_CMD} 's,^#!/usr/bin/perl,#!${PERL},' ${WRKSRC}/pbnc.pl
 
 do-install:
 	${INSTALL_DATA} ${WRKSRC}/pbnc.cfg ${STAGEDIR}${PREFIX}/etc/pbnc.cfg
 	${INSTALL_SCRIPT} ${WRKSRC}/pbnc.pl ${STAGEDIR}${PREFIX}/bin/pbnc.pl
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	cd ${WRKSRC} && ${INSTALL_DATA} ${PORTDOCS} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>