/usr/share/doc-base/jlex-manual is in jlex 1.2.6-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | Document: jlex-manual
Title: JLex Manual
Author: Elliot Berk
Abstract: A lexical analyser generator for Java
Section: Programming/Java
Format: HTML
Index: /usr/share/doc/jlex/manual.html
Files: /usr/share/doc/jlex/manual.html
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