diff -ruN yc.el.orig/Makefile yc.el/Makefile
--- yc.el.orig/Makefile	2012-06-02 03:43:16.000000000 +0900
+++ yc.el/Makefile	2012-06-14 12:06:44.000000000 +0900
@@ -27,7 +27,8 @@
 		%%EMACS_VERSION_SITE_LISPDIR%%/yc/yc.elc
 PLIST_DIRS=	%%EMACS_VERSION_SITE_LISPDIR%%/yc
 
-OPTIONS=	ICANNA	"Enable icanna support"	off
+OPTIONS_DEFINE=	ICANNA
+ICANNA_DESC=	Enable icanna support
 
 .include <bsd.port.pre.mk>