Index: x11/libICE/Makefile
===================================================================
--- x11/libICE/Makefile	(revision 522215)
+++ x11/libICE/Makefile	(working copy)
@@ -16,4 +16,11 @@
 USE_XORG=	xorgproto xtrans
 INSTALL_TARGET=	install-strip
 
+OPTIONS_DEFINE=	DOCS
+OPTIONS_DEFAULT=DOCS
+OPTIONS_SUB=	yes
+
+DOCS_CONFIGURE_ENABLE=	docs
+
+.include <bsd.port.options.mk>
 .include <bsd.port.mk>
Index: x11/libICE/pkg-plist
===================================================================
--- x11/libICE/pkg-plist	(revision 522215)
+++ x11/libICE/pkg-plist	(working copy)
@@ -9,5 +9,5 @@
 lib/libICE.so.6
 lib/libICE.so.6.3.0
 libdata/pkgconfig/ice.pc
-%%DOCSDIR%%/ICElib.xml
-%%DOCSDIR%%/ice.xml
+%%PORTDOCS%%%%DOCSDIR%%/ICElib.xml
+%%PORTDOCS%%%%DOCSDIR%%/ice.xml