$OpenBSD: patch-wtf,v 1.1 2011/09/20 11:08:52 sthen Exp $
--- wtf.orig	Tue Sep 20 12:04:02 2011
+++ wtf	Tue Sep 20 12:04:29 2011
@@ -65,7 +65,7 @@ while [ $# -gt 0 ] ; do
 
 	# Try pkg_info(1) next
 	ans=`pkg_info -qc $1 2> /dev/null`
-	if [ $? -eq 0 ] ; then
+	if [ $? -eq 0 ] && [ x"${ans}" != x ] ; then
 		echo "$1: $ans"
 		shift ; continue
 	fi