This is xnu-8019. See this file in:
Directory listing for xnu-8019//tools/lldbmacros
.lldbinit
Makefile
README.md
apic.py
bank.py
btlog.py
core/
coreanalytics.py
counter.py
ioreg.py
ipc.py
ipcimportancedetail.py
kasan.py
kauth.py
kcdata.py
kdp.py
kevent.py
ktrace.py
macho.py
mbufdefines.py
mbufs.py
memory.py
misc.py
net.py
netdefines.py
ntstat.py
pci.py
plugins/
pmap.py
process.py
refgrp.py
routedefines.py
scheduler.py
skywalk.py
structanalyze.py
sysreg.py
sysregdoc/
turnstile.py
ulock.py
userspace.py
usertaskdebugging/
usertaskgdbserver.py
utils.py
waitq.py
workqueue.py
xnu.py
xnudefines.py
xnutriage.py
zonetriage.py