where-vessels: fix up have-ownership

diff --git a/yarrg/where-vessels b/yarrg/where-vessels
index 99929dbfc4e6794209c89f1c0c334673b4072b40..da6480174192bf8786cabe054c30dd94aa837f2c 100755 (executable)
--- a/yarrg/where-vessels
+++ b/yarrg/where-vessels
@@ -136,6 +136,7 @@ proc have-notes {} {
     return [string length $notes_loc]
 }
 proc have-ownership {} {
+    global pirate
     return [expr {[have-notes] && [string length $pirate]}]
 }