This file is indexed.

/usr/lib/pd/extra/ext13/piperead~-help.pd is in pd-ext13 0.17.1-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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#N canvas 303 26 450 397 10;
#X msg 102 140 1;
#X msg 81 90 0;
#X obj 226 21 loadbang;
#X msg 226 47 \; pd dsp 1;
#X obj 63 67 osc~ 440;
#X msg 94 117 open /usr/local/pd/ext13/doc/pipein.wav;
#X obj 246 231 dac~;
#X obj 63 179 pipewrite~ 2;
#X obj 142 65 osc~ 480;
#X obj 224 192 piperead~ 2;
#X msg 165 140 open /usr/local/pd/ext13/doc/pipein.wav;
#X msg 227 164 1;
#X msg 261 166 0;
#X text 26 256 pipewrite/read: argument: number of channels you can
create a pipe/fifo from within a shell with mknod pipename p and use
this construct to send signals to another program/process. useful if
you run more than one pd or mpeg-players \, ...;
#X connect 0 0 7 0;
#X connect 1 0 7 0;
#X connect 2 0 3 0;
#X connect 4 0 7 0;
#X connect 5 0 7 0;
#X connect 8 0 7 1;
#X connect 9 0 6 0;
#X connect 9 1 6 1;
#X connect 10 0 9 0;
#X connect 11 0 9 0;
#X connect 12 0 9 0;