games/battletanks: Sanitize MANPREFIX

Approved by:    portmgr (blanket)

games/battletanks/Makefile

@@ -1,6 +1,6 @@
 PORTNAME=	btanks
 PORTVERSION=	0.9.8083
-PORTREVISION=	10
+PORTREVISION=	11
 CATEGORIES=	games
 MASTER_SITES=	SF/${PORTNAME}/${PORTNAME}-source/
 
@@ -49,7 +49,7 @@ pre-build:
 
 post-install:
 	${INSTALL_MAN} ${FILESDIR}/${PORTNAME}.6 \
-		${STAGEDIR}${MANPREFIX}/man/man6
+		${STAGEDIR}${PREFIX}/share/man/man6
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/,} ${STAGEDIR}${DOCSDIR}
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/* ${STAGEDIR}${PREFIX}/lib/*.so \

games/battletanks/pkg-plist

@@ -1,6 +1,6 @@
 bin/btanks
 bin/bted
-man/man6/btanks.6.gz
+share/man/man6/btanks.6.gz
 lib/btanks/libbt_objects.so
 lib/libbtanks_engine.so
 lib/libclunk.so