Index: head/sysutils/and/Makefile
===================================================================
--- head/sysutils/and/Makefile	(revision 431287)
+++ head/sysutils/and/Makefile	(revision 431288)
@@ -1,28 +1,28 @@
 # Created by: ijliao
 # $FreeBSD$
 
 PORTNAME=	and
 PORTVERSION=	1.2.2
 PORTREVISION=	1
 CATEGORIES=	sysutils
 MASTER_SITES=	SF
 
 MAINTAINER=	portmaster@BSDforge.com
 COMMENT=	Auto Nice Daemon
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		gmake
 ALL_TARGET=	default
 NOPRECIOUSMAKEVARS=	yes
 
 .include <bsd.port.pre.mk>
 
-.if ${OSVERSION} >= 1100095
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1100095
 post-patch:
 	@${REINPLACE_CMD} "s,P_KTHREAD,P_KPROC,g" \
 		${WRKSRC}/Makefile ${WRKSRC}/and-OpenBSD.c
 .endif
 
 .include <bsd.port.post.mk>