10.6.2.1307
EKEY?
e-key-question
FACILITY EXT
 
( -- flag )

If a keyboard event is available, return true. Otherwise return false. The event shall be returned by the next execution of EKEY.

After EKEY? returns with a value of true, subsequent executions of EKEY? prior to the execution of KEY, KEY? or EKEY also return true, referring to the same event.