/usr/share/live/images/lxde-desktop/config/bootloaders/extlinux/advanced.cfg is in live-image-lxde-desktop 5.0~a5-2.
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 | label hdt
menu label ^Hardware Detection Tool (HDT)
com32 hdt.c32
label memtest
menu label ^Memory Diagnostic Tool (memtest86+)
linux /live/memtest
|