wok annotate file/description.txt @ rev 21133

link epdfview with libjpeg-9c
author Hans-G?nter Theisgen
date Thu Mar 21 14:48:26 2019 +0100 (2019-03-21)
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al@17217 1 File tests each argument in an attempt to classify it. There are three sets
al@17217 2 of tests, performed in this order: filesystem tests, magic number tests, and
al@17217 3 language tests. The first test that succeeds causes the file type to be printed.