--- Makefile	2015-02-16 21:47:42.432917869 +0100
+++ Makefile	2015-02-16 21:48:23.876918100 +0100
@@ -14,6 +14,9 @@ 
 XORG_CAT=	lib
 USE_XORG=	xproto x11 xext xextproto xfixes inputproto:both
 INSTALL_TARGET=	install-strip
+USES+=	cpe
+CPE_PRODUCT=	libxi
+CPE_VENDOR=	x
 
 CONFIGURE_ARGS+=--disable-docs \
 		--disable-specs \