fix using non-local variable

[tee-unique] / appendu

diff --git a/appendu b/appendu
index 43e2e8737aaffabf42ecc47005e395094bfe6a61..7854aee9b1c324de99f907a429e62f465a63e9b8 100755 (executable)
--- a/appendu
+++ b/appendu
@@ -36,7 +36,7 @@ Appended lines are output to the terminal.
         return 1
     fi
 
-    local readsudo writesudo
+    local readsudo writesudo x
     local file="$1"
     shift