Declares several useful library functions for performing console input and output from a program.



Functions
 FunctionDescription
 beep AVM-only NEED MORE WORK Emit a beep sound.
 canonical AVM-only NEED MORE WORK Turns the console/terminal canonical mode on or off.
 echo AVM-only NEED MORE WORK Turns the console/terminal echo mode on or off.
 kbhit AVM-only NEED MORE WORK Checks the console for keyboard input.