Name
GrSetGCUseBackground -- Set whether or not to draw the background color
Synopsis
void GrSetGCUseBackground (
  GR_GC_ID gc,
  GR_BOOL flag
);
     Parameters
- gc
 The graphics context ID of the graphics context
             for which you want to set the background drawing mode.
           
- flag
 A boolean value indicating the graphic context
             background drawing mode.
Description
The GrSetGCUseBackground function
      sets the drawing mode for bitmaps and text.  If you set
      flag to a nonzero value, the server
      will draw the graphics context's background color when drawing
      bitmaps and text with the 
      GrBitmap, 
      GrArea, and 
      GrText
      functions.