This is xnu-11215.1.10. See this file in:
xnu-8792.81.2 (MacOS 18, Darwin 22)
xnu-8019 (MacOS 17.0, Darwin 21)
xnu-6153.11.26 (MacOS 15.0, Darwin 19)
xnu-4903.221.2 (MacOS 14.0, Darwin 18)
xnu-4570.41.2 (MacOS 13.3, Darwin 17)
xnu-3789.70.16 (MacOS 12.6, Darwin 16)
xnu-3248.20.55 (MacOS 11.2, Darwin 15)
xnu-2782.40.9 (MacOS 10.10.5, Darwin 14)
xnu-2422.115.4 (MacOS 10.9.5, Darwin 13)
xnu-2050.24.15 (MacOS 10.8.4, Darwin 12)
xnu-1699.32.7 (MacOS 10.7.5, Darwin 11)
xnu-1504.15.3 (MacOS 10.6.8, Darwin 10)
xnu-1228.15.4 (MacOS 10.5.8, Darwin 9)
Directory listing for
xnu-11215.1.10//libkern/os
Makefile
alloc_util.h
atomic.h
atomic_private.h
atomic_private_arch.h
atomic_private_impl.h
base.h
base_private.h
cpp_util.h
cxx_safe_buffers.h
firehose.h
hash.h
internal.c
log.c
log.h
log_encode.c
log_encode.h
log_encode_types.h
log_internal.h
log_mem.c
log_mem.h
log_private.h
log_queue.c
log_queue.h
object.c
object.h
overflow.h
ptrtools.h
reason_private.h
refcnt.c
refcnt.h
refcnt_internal.h
system_event_log.c
system_event_log.h
trace.h
trace_internal.h