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-rw-r--r--ext/tk/lib/tkextlib/tcllib/autoscroll.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/tk/lib/tkextlib/tcllib/autoscroll.rb b/ext/tk/lib/tkextlib/tcllib/autoscroll.rb
index 34e34046c6..256b01ba87 100644
--- a/ext/tk/lib/tkextlib/tcllib/autoscroll.rb
+++ b/ext/tk/lib/tkextlib/tcllib/autoscroll.rb
@@ -129,6 +129,7 @@ module Tk
end
module Autoscroll
+ extend TkCore
def self.autoscroll(win)
tk_call_without_enc('::autoscroll::autoscroll', win.path)
end