Function:     GDI_IINFO

Purpose:      Obtains info about GDS image loaded in DISPLAY SERVER.

Category:     DISPLAY

File:         gdilib.c

Author:       K.G. Begeman

Use:          INTEGER GDI_IINFO( GDI_ID ,       Input     INTEGER
                                 SET ,          Output    CHARACTER*(*)
                                 SUBSET ,       Output    INTEGER
                                 BLO ,          Output    INTEGER ARRAY
                                 BHI )          Output    INTEGER ARRAY

              GDI_GDSID      Returns zero on success, negative on error.
              GDI_ID         Id of display.
              SET            Name of GDS database.
              SUBSET         Subset level of GDS database.
              BLO            Contains lower X and Y grids of loaded image.
              BHI            Contains upper X and Y grids of loaded image.

Updates:      Nov 27, 1991: KGB, Document created.