The CONST_DDGBSFLAGS enumeration is used by the flags parameter of the DirectDrawSurface7.GetBltStatus method to specify what type of status to obtain.
Enum CONST_DDGBSFLAGS
DDGBS_CANBLT = 1
DDGBS_ISBLTDONE = 2
End Enum
DDGBS_CANBLT
Inquires whether a blit involving this surface can occur immediately, and returns DD_OK if the blit can be completed.
DDGBS_ISBLTDONE
Inquires whether the blit is done, and returns DD_OK if the last blit on this surface has completed.