MAKE "FKEY.n word or list
The FKEY.n variables are built-in system variables which correspond to the function keys F1 through F10. n may be one of the values 1 to 10. Each of the variables may be assigned a string which is stored into the keyboard buffer and executed like keyboard input when the corresponding function key is pressed together with the Shift key.
Whan PC Logo starts up, the following text strings are assigned to the function key variables:
|FKEY.1||HELP (cannot be changed)|