Using termios/stdio to check for characters

OUTWATER ~ KEITH J /5G3110 vac4050 at
Wed Jul 11 16:22:31 UTC 2001

Greeings all - 
Does anyone know of a way to check a stream to see if characters are available 
for input using termios and/or stdio?

Basically, I want to perform a non-blocking check on the console port for 
received characters.


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