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 int
 H5Tcmp(hid_t t1, hid_t t2)
 {
     SS_ENTER(H5Tcmp, int);

     void        *dt1=NULL, *dt2=NULL;
     int         retval=-2;
     extern void *H5I_object_verify(hid_t, H5I_type_t);
     extern int H5T_cmp(void*, void*);

     SS_RETVAL(-2);

     /* Issue: This function calls internal HDF5 functions for which we have no prototypes. */
     if (NULL==(dt1=H5I_object_verify(t1, H5I_DATATYPE)) || NULL==(dt2=H5I_object_verify(t2, H5I_DATATYPE)))
         SS_ERROR(HDF5);
     retval = H5T_cmp(dt1, dt2);

 SS_CLEANUP:
     SS_LEAVE(retval);
 }