/usr/share/gEDA/sym/IEC417/lowpass.sym is in geda-symbols 1:1.8.2-4.
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 | v 20031231 1
B 200 0 800 800 3 0 0 0 -1 -1 0 -1 -1 -1 -1 -1
P 200 400 0 400 1 0 1
P 1000 400 1200 400 1 0 1
A 470 425 150 30 120 3 0 0 0 -1 -1
A 730 575 150 210 120 3 0 0 0 -1 -1
A 470 225 150 30 120 3 0 0 0 -1 -1
A 730 375 150 210 120 3 0 0 0 -1 -1
L 550 450 650 550 3 0 0 0 -1 -1
|