DosOpenVDD - Parameters

pszVDD (PSZ) - input

The ASCIIZ name of the virtual device driver to be opened.

phvdd (PHVDD) - output

A pointer to the HVDD in which the handle of the virtual device driver is returned.

ulrc (APIRET) - returns

Return Code.

DosOpenVDD returns one of the following values:

• NO_ERROR 643
  ERROR_VDD_NOT_FOUND
  644
  ERROR_INVALID_CALLER
  For a full list of error codes, see Errors.

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