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-rw-r--r--sample/tkbiff.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/sample/tkbiff.rb b/sample/tkbiff.rb
index 24860c1..d2d7bf7 100644
--- a/sample/tkbiff.rb
+++ b/sample/tkbiff.rb
@@ -116,7 +116,7 @@ def pop_up
outcount = 0;
$list.delete 0, 'end'
f = open($spool, "r")
- while !f.eof
+ while !f.eof?
mail = Mail.new(f)
date, from, subj = mail.header['Date'], mail.header['From'], mail.header['Subject']
next if !date