install the xcb-proto files; not used yet.

external/mit/xorg/include/xcb-proto/Makefile

@@ -0,0 +1,21 @@
+#	$NetBSD: Makefile,v 1.1 2010/07/17 23:44:29 mrg Exp $
+
+.include <bsd.own.mk>
+
+.PATH:	${X11SRCDIR.xcb-proto} ${X11SRCDIR.xcb-proto}/src
+
+FILES=	bigreq.xml composite.xml damage.xml dpms.xml dri2.xml \
+	glx.xml randr.xml record.xml render.xml res.xml \
+	screensaver.xml shape.xml shm.xml sync.xml xc_misc.xml \
+	xcb.xsd xevie.xml xf86dri.xml xfixes.xml xinerama.xml \
+	xinput.xml xprint.xml xproto.xml xselinux.xml xtest.xml \
+	xv.xml xvmc.xml
+FILESDIR=${X11SHAREDIR}/xcb
+
+PKGCONFIG=	xcb-proto
+
+NOPROG=	# defined
+
+.include <bsd.x11.mk>
+.include <bsd.files.mk>
+.include <bsd.prog.mk>