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TERMINAL function
In Windows, in graphical interfaces, TERMINAL returns WIN3. In Windows, in character interfaces, TERMINAL returns CO80, BW80, or MONO, depending on the monitor type. On UNIX, TERMINAL returns the value of the $TERM environment variable. In batch mode, TERMINAL returns a null string.
Note:
Syntax 
TERMINAL
Example 
This one-line procedure displays the type of terminal you are using:
 
MESSAGE "You are currently using a" TERMINAL "terminal.".
See also 
TERMINAL statement

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