MKey

Name     MKey - get input from the keyboard with 
         a timeout 
Version  02/2001
Author   André Doff 
         (see EMail Addresses)
Distrib. Freeware 
Type     REXX DLL 
Price    -
Source   Internet 
         Name: mkey.* 

"Get input from the keyboard, without the requirement for a key to be 
pressed. If there is no keyboard input within the given time, the function 
will return 0. Use timewait (optional, may not exceed the value of 
timelimit) to reduce CPU usage. "