- Remove NO_INSTALL_MANPAGES, it's useless with custom do-install target

- Stage support
- Fix build on head amd64 (MAKE_ENV was overriden)
- Add missing OPTIONS_DEFINE

PR:		ports/185514
Submitted by:	KATO Tsuguru

graphics/lfview/Makefile

@@ -14,23 +14,24 @@ COMMENT=	Graphic viewer for Leaf products
 USES=		imake
 USE_XORG=	x11 xext
 USE_LDCONFIG=	yes
-NO_INSTALL_MANPAGES=	yes
 
-NO_STAGE=	yes
-.include <bsd.port.pre.mk>
+OPTIONS_DEFINE=	DOCS
+DOCSDIR=	${PREFIX}/share/doc/ja/lfview
 
-.if ${ARCH} == "amd64"
+.include <bsd.port.options.mk>
+
+.if ${ARCH} != i386
 CFLAGS+=	-fPIC
-MAKE_ENV=	"SHLIBGLOBALSFLAGS=-fPIC"
+MAKE_ENV+=	SHLIBGLOBALSFLAGS=-fPIC
 .endif
 
 do-install:
-	${INSTALL_PROGRAM} ${WRKSRC}/lfview ${PREFIX}/bin
-	${INSTALL_DATA} ${WRKSRC}/plugins/liblfv_leaf.so.1 ${PREFIX}/lib
-	${LN} -s ${PREFIX}/lib/liblfv_leaf.so.1 ${PREFIX}/lib/liblfv_leaf.so
+	${INSTALL_PROGRAM} ${WRKSRC}/lfview ${STAGEDIR}${PREFIX}/bin
+	${INSTALL_LIB} ${WRKSRC}/plugins/liblfv_leaf.so.1 ${STAGEDIR}${PREFIX}/lib
+	${LN} -sf liblfv_leaf.so.1 ${STAGEDIR}${PREFIX}/lib/liblfv_leaf.so
 .if ${PORT_OPTIONS:MDOCS}
-	${MKDIR} ${PREFIX}/share/doc/ja/lfview
-	${INSTALL_DATA} ${WRKSRC}/README ${PREFIX}/share/doc/ja/lfview
+	@${MKDIR} ${STAGEDIR}${DOCSDIR}
+	${INSTALL_DATA} ${WRKSRC}/README ${STAGEDIR}${DOCSDIR}
 .endif
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>