diff -Nru check_snmp_pkgvuln.orig/Makefile check_snmp_pkgvuln/Makefile
--- check_snmp_pkgvuln.orig/Makefile	Thu Nov  3 10:00:57 2005
+++ check_snmp_pkgvuln/Makefile	Thu Nov  3 10:08:43 2005
@@ -9,6 +9,9 @@
 PORTVERSION=	0.01
 CATEGORIES=	net-mgmt
 MASTER_SITES=	http://www.cultdeadsheep.org/~clement/FreeBSD/nagios/
+PKGNAMEPREFIX=	nagios-
+PKGNAMESUFFIX=	-plugin
+DISTNAME=	${PORTNAME}-${PORTVERSION}
 
 MAINTAINER=	jarrod@netleader.com.au
 COMMENT=	Security vulnerability plugin for Nagios
@@ -19,12 +22,15 @@
 NO_WRKSUBDIR=	yes
 USE_REINPLACE=	yes
 
+NAGIOS_PLUGIN_DIR=	libexec/nagios
+
 post-patch:
-	${REINPLACE_CMD} -e 's|/usr/local/|${PREFIX}/|' ${WRKSRC}/check_snmp_pkgvuln
+	${REINPLACE_CMD} -e 's|/usr/local/|${PREFIX}/|' ${WRKSRC}/${PORTNAME}
 
 do-build:
 
 do-install:
-	${INSTALL_SCRIPT} ${WRKSRC}/check_snmp_pkgvuln ${PREFIX}/libexec/nagios/check_snmp_pkgvuln
+	@{MKDIR} ${NAGIOS_PLUGIN_DIR}
+	${INSTALL_SCRIPT} ${WRKSRC}/${PORTNAME} ${PREFIX}/${NAGIOS_PLUGIN_DIR}
 
 .include <bsd.port.mk>