$OpenBSD: patch-build_configure,v 1.1 2007/10/26 20:49:32 ajacoutot Exp $
--- build/configure.orig	Fri Oct 26 22:46:41 2007
+++ build/configure	Fri Oct 26 22:46:42 2007
@@ -1807,10 +1807,8 @@ if test "$vi_cv_canna" = "yes"; then
 		case "$host_os" in
 		bsdi2.1)
 			vi_cannapath="/usr/contrib/canna";;
-		freebsd2.2*|freebsd3*)
-			vi_cannapath="/usr/local";;
-		freebsd2*)
-			vi_cannapath="/usr/local/canna";;
+		freebsd*|netbsd*|openbsd*)
+			vi_cannapath="${prefix}";;
 		*)
 			vi_cannapath="/usr/local/canna";;
 		esac