avoid perl's silly arguement not numeric error
authorivan <ivan>
Wed, 7 Apr 1999 11:27:50 +0000 (11:27 +0000)
committerivan <ivan>
Wed, 7 Apr 1999 11:27:50 +0000 (11:27 +0000)
commit47efa9f6718a02e670f1cbcffad04bf409f580f7
treec607d6d7bb2e72a5a7fd6ea7de161eae8284eaac
parentcbccf1d59c49b95ffc26703a4e251052c27ee63a
avoid perl's silly arguement not numeric error
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