From 381073282961af9d11d6225fcf9dfdf650915acf Mon Sep 17 00:00:00 2001
From: Mariusz Zaborski <oshogbo@FreeBSD.org>
Date: Mon, 4 Jan 2021 20:48:48 +0100
Subject: [PATCH] lib9p: fix building on systems without capser

PR:		252353
---
 lib/lib9p/Makefile | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/lib9p/Makefile b/lib/lib9p/Makefile
index c909bdb1f781..c810ccd79e64 100644
--- a/lib/lib9p/Makefile
+++ b/lib/lib9p/Makefile
@@ -1,10 +1,15 @@
 # $FreeBSD$
 
+.include <src.opts.mk>
+
 .PATH:		${.CURDIR}/../../contrib/lib9p
-CFLAGS+=	-DWITH_CASPER
 CFLAGS+=	-I${.CURDIR}
 CFLAGS+=	-I${.CURDIR}/../../contrib/lib9p
 
+.if ${MK_CASPER} != "no"
+CFLAGS+=	-DWITH_CASPER
+.endif
+
 LIB=		9p
 PACKAGE=	lib${LIB}
 SHLIB_MAJOR=	1