rc (LONG) - returns

Return Code.

The handling routine returns:

DEV_OK

Successful.
DEV_PROP_BUF_TOO_SMALL
Job properties buffer was too small to contain the proper job properties data. The buffer will not be updated.
DEV_INV_INP_JOBPROPERTIES
Invalid job properties were passed in. The driver changed them to default values. This is an error and the item buffer will not be updated.
DEV_WARNING
One or more of the DJP_ITEMs has an error in the lType field.

Valid input for lType is as follows:

DJP_CURRENT

The application requests the current value to be changed in the input job properties.
The following are valid output for the lType field:

DJP_CURRENT

Unchanged; successful query.
DJP_ERROR_NOT_SUPPORTED
The driver does not support the value in the ulProperty field of the DJP_ITEMs data structure.
DEVESC_ERROR_INV_PARMS
The value in the ulValue field of the DJP_ITEMs data structure is not valid.
DJP_ERROR_OUT_OF_RANGE
The value in ulValue is not in the valid range for the specified property.
DJP_ERROR
Error

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