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The CMDSemRequest function requests a RAM semaphore.
Syntax
USHORT FAR CMDSemRequest(
ULONG FAR
*ramSem,
ULONG timeOut
);
Parameters
ramSem
Address of the semaphore.
timeOut
Length of time in milliseconds to wait before returning.
Return Value
0
OK.
ERROR_SEM_TIMEOUT
Time-out expired before semaphore operation completed.
ERROR_SEM_OWNED
This thread or another thread owns the semaphore, and the calling thread specified zero time-out.