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-rw-r--r--src/H5Fpkg.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/H5Fpkg.h b/src/H5Fpkg.h
index 1adf74b..11665f4 100644
--- a/src/H5Fpkg.h
+++ b/src/H5Fpkg.h
@@ -259,6 +259,14 @@ struct H5F_file_t {
* block is present. At all other times
* it should be NULL.
*/
+ hbool_t drvinfo_sb_msg_exists; /* Convenience field used to track
+ * whether the driver info superblock
+ * extension message has been created
+ * yet. This field should be TRUE iff the
+ * superblock extension exists and contains
+ * a driver info message. Under all other
+ * circumstances, it must be set to FALSE.
+ */
unsigned nrefs; /* Ref count for times file is opened */
unsigned flags; /* Access Permissions for file */
H5F_mtab_t mtab; /* File mount table */