/usr/share/doc/quantum-espresso/html/internals.pl is in quantum-espresso-data 6.0-3.
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 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | # LaTeX2HTML 2008 (1.71)
# Associate internals original text with physical files.
$key = q/Sec:para/;
$ref_files{$key} = "$dir".q|node15.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:LinuxPCMPI/;
$ref_files{$key} = "$dir".q|node14.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:Guidelines/;
$ref_files{$key} = "$dir".q|node5.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:badpara/;
$ref_files{$key} = "$dir".q|node19.html|;
$noresave{$key} = "$nosave";
$key = q/Sec:Installation/;
$ref_files{$key} = "$dir".q|node9.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:manconf/;
$ref_files{$key} = "$dir".q|node10.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:Download/;
$ref_files{$key} = "$dir".q|node8.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:Contacts/;
$ref_files{$key} = "$dir".q|node4.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:Compilation/;
$ref_files{$key} = "$dir".q|node12.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:Examples/;
$ref_files{$key} = "$dir".q|node13.html|;
$noresave{$key} = "$nosave";
$key = q/SubSec:Terms/;
$ref_files{$key} = "$dir".q|node6.html|;
$noresave{$key} = "$nosave";
$key = q/Sec:Libraries/;
$ref_files{$key} = "$dir".q|node11.html|;
$noresave{$key} = "$nosave";
1;
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