==== do-stests ====
sh /home/src/regress/usr.bin/sort/stests
obsolescent and nonstandard features recognized, if any:
	+1 -2
	displaced -o
	-g g-format numbers
	-M months
	-s stable
	-S space
	-T tempdir (not exercised)
01
02
03
04
05
06
07
08
09
10
11
12
13
14 (3 long parts)
14 (part A done)
14 (part B done)
15 (long)
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40 (long)
41
42
43
44
45