/INFORMATIONAL (default)
/NOINFORMATIONAL
On Alpha and Integrity servers, allows you to control the output
of informational messages, for example, in command procedures.
These qualifiers allow you to suppress or reinstate the display
of informational messages.
Suppressing messages can also be useful when you are running in a
software installation environment and want to avoid the display
of informational messages. The default is /INFORMATIONAL.