Keywords: sic-gdfv2

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## Obsolete routines

The following routines have been removed.

      gdf_blis    Change Starting Block. Not used anywhere...
      gdf_sris    Set Read status. Not used anywhere
      gdf_read    Obsolete step from the original gdf_readx, y or z
      gdf_writ    Obsolete step from the original gdf_writx, y or z
      gdf_ch      Obsolete step from the original gdf_chxy and others...

These ones have become purely internal and been renamed to `gio_XYis` when applicable.

      gdf_cris    CReate Image Slot: now purely internal gio_cris
                  Only used by SIC/defvar.f90
      gdf_geis    GEt Image Slot:
                  Only used by SIC/defvar.f90
      gdf_gems    GEt Memory Slot: only the gio_gems equivalent
                  Only used by SIC/defvar.f90
      gdf_reis    REad Image Slot: now purely internal
                  Only used by SIC/defvar.f90
      gdf_clis    CLose Image Slot: now purely internal
                  Only used by SIC/defvar.f90
      gdf_wris    WRose Image Slot: now purely internal
                  Only used by SIC/defvar.f90
      gdf_exis    EXtend Image Slot: now purely internal, use gdf_extend_image
                  Only used by SIC/defvar.f90
      gdf_crws    CReate Work Slot: now available by default on any "image".
                  Only used by SIC/defvar.f90
      gdf_fris    Use gdf_close_image instead...
                  Only used by SIC/defvar.f90 & delvar.f90
      gdf_frms    Free Memory Slot, purely internal now.
                  One case in SIC/defvar.f90 to be checked...
      gdf_lsis    List Status of Image Slot
                  Only used by SIC for debugging.
      gdf_rhsec   Read Header SECtion: now purely internal
      gdf_whsec   Write Header SECtion: now purely internal
      gdf_get_data  Use gdf_read_data instead, with an array allocated (e.g.
                    by gdf_allocate) and set the loca%addr to point towards
                    the allocated array.
      gdf_read_image
      gdf_free_image
      gdf_create_mapped_image
      gdf_upih

There are a few obsolescent routines, awaiting renaming or deletion.

      gdf_stis      Test Read/Write status. Only used by SIC.
      gdf_geih      GEt Image Header. Only used by SIC.
      gdf_flih      FLush Image Header. Only used by SIC.