This is xnu-6153.11.26. See this file in:
export MakeInc_cmd=${SRCROOT}/makedefs/MakeInc.cmd
export MakeInc_def=${SRCROOT}/makedefs/MakeInc.def
export MakeInc_rule=${SRCROOT}/makedefs/MakeInc.rule
export MakeInc_dir=${SRCROOT}/makedefs/MakeInc.dir

include $(MakeInc_cmd)
include $(MakeInc_def)

DATAFILES = \
	audit.h audit_domain.h audit_errno.h audit_fcntl.h audit_internal.h \
	audit_kevents.h audit_record.h audit_socket_type.h
KERNFILES = \
	audit.h

INSTALL_MI_LIST	= ${DATAFILES}

INSTALL_MI_DIR = bsm

EXPORT_MI_LIST	= ${KERNFILES}

EXPORT_MI_DIR = bsm

include $(MakeInc_rule)
include $(MakeInc_dir)