DosPeekQueue Parameter - nowait

nowait (BOOL32) - input

The action to be performed when there are no elements in the queue.

Possible values are shown in the following list:

• DCWW_WAIT
  The requesting thread waits until an element is placed in the queue.

• DCWW_NOWAIT
  The requesting thread does not wait, and DosPeekQueue returns with ERROR_QUE_EMPTY.

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