The CTLMOD trace flags are the lower numbers on all the other
trace flags.

call_fn		--	3
call_setup	--	5
calln		--	5
cm_cleanup	--	0
declare		--	7
do_seq		--	2
do_st		--	2
dump_cm		--	30
error		--	6
initp		--	4
main		--	1
mapvars		--	7
pb_get		--	18
pb_prime	--	12
pb_put		--	18
pb_read		--	12
pb_write	--	12
proc_err	--	6
readinput	--	10
readqry		--	10
readsym		--	10
resetp		--	4
send_off	--	11
setp		--	4
sysdump		--	30
writetree	--	11

0	--	cm_cleanup
1	--	main
2	--	do_seq
2	--	do_st
3	--	call_fn
4	--	initp
4	--	resetp
4	--	setp
5	--	call_setup
5	--	calln
6	--	error
6	--	proc_err
7	--	declare
7	--	mapvars
10	--	readinput
10	--	readqry
10	--	readsym
11	--	send_off
11	--	writetree
12	--	pb_prime
12	--	pb_read
12	--	pb_write
18	--	pb_get
18	--	pb_put
30	--	dump_cm
30	--	sysdump