Index: head/games/moonlander/Makefile
===================================================================
--- head/games/moonlander/Makefile	(revision 394908)
+++ head/games/moonlander/Makefile	(revision 394909)
@@ -1,42 +1,38 @@
 # Created by: Kris Kennaway <kris@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	moonlander
 PORTVERSION=	1.0
 PORTREVISION=	14
 CATEGORIES=	games
 MASTER_SITES=	DEBIAN/pool/main/m/moon-lander
 DISTNAME=	moon-lander_${PORTVERSION}.orig
 
 MAINTAINER=	amdmi3@FreeBSD.org
 COMMENT=	Land a spacecraft on the moon
 
 LICENSE=	BSD2CLAUSE
 
 USE_SDL=	mixer image sdl
 
 WRKSRC=		${WRKDIR}/moon-lander
 
-SOUNDS=		sounds
-
 PLIST_FILES=	bin/${PORTNAME}
 PORTDATA=	*
 
 OPTIONS_DEFINE=	SOUND
 OPTIONS_DEFAULT=SOUND
 
-.include <bsd.port.options.mk>
+SOUND_CFLAGS_OFF=	-DNOSOUND
 
-.if ! ${PORT_OPTIONS:MSOUND}
-SOUNDS=		# empty
-CFLAGS+=	-DNOSOUND
-.endif
-
 do-configure:
 	@${REINPLACE_CMD} -e 's,%%PREFIX%%,${PREFIX},g' ${WRKSRC}/moon_lander.c
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/moonlander ${STAGEDIR}${PREFIX}/bin/
-	cd ${WRKSRC} && ${COPYTREE_SHARE} "fonts images ${SOUNDS}" ${STAGEDIR}${DATADIR}/
+	cd ${WRKSRC} && ${COPYTREE_SHARE} "fonts images" ${STAGEDIR}${DATADIR}/
+
+post-install-SOUND-on:
+	cd ${WRKSRC} && ${COPYTREE_SHARE} sounds ${STAGEDIR}${DATADIR}/
 
 .include <bsd.port.mk>