C# Definition:

public enum DIFXAPI_LOG
{
     DIFXAPI_SUCCESS = 0, // Successes
     DIFXAPI_INFO = 1,    // Basic logging information that should always be shown
     DIFXAPI_WARNING = 2, // Warnings
     DIFXAPI_ERROR = 3    // Errors
}

VB Definition:

Public Enum DIFXAPI_LOG
     DIFXAPI_SUCCESS = 0  ' Successes
     DIFXAPI_INFO = 1     ' Basic logging information that should always be shown
     DIFXAPI_WARNING = 2  ' Warnings
     DIFXAPI_ERROR = 3    ' Errors
End Enum

Notes:

None.