
SYSTAT (SYS or SY or S) has the following switches:

A  - All terminals (irrespective of login status)
C  - Include CO:
F  - File structure status
G  - General statistics
H  - Help (this text)
I  - Identify SYSTAT version number
L  - Login message of the day
M  - Mnemonics for state codes and TTY characteristics
N  - User names only
R  - Remote terminals only
S  - Short SYSTAT
T  - Terminal characteristics
V  - Volume names for structures mounted and allocated to your TTnn:
     (all volumes if privileged) (used in conjunction with the F switch)
W - indicate task sizes in words (default is Kwords)
X  - Clear the screen a la VT52
Zn - continuous SYSTAT with sleep time of n seconds (privileged)
nn - SYSTAT for terminal nn (TTnn:)
.  - SYSTAT for TI: (the issuing terminal)

The syntax is free format with invalid switches (characters) simply ignored.
Example: MCR>S 5ACTX.  All switches are parsed regardless of user privilege.
