mmioSetInfo Return Value - rc

rc (USHORT) - returns

Return codes indicating success or type of failure:

MMIO_SUCCESS

If the function succeeds, 0 is returned.
MMIOERR_UNBUFFERED
Tried to disable a buffer that was already disabled.
MMIOERR_INVALID_HANDLE
The handle passed was not correct.
MMIOERR_INVALID_PARAMETER
An incorrect parameter was passed.

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