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diff --git a/src/H5Snone.c b/src/H5Snone.c
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+/*
+ * Copyright (C) 1998 NCSA
+ * All rights reserved.
+ *
+ * Programmer: Quincey Koziol <koziol@ncsa.uiuc.edu>
+ * Tuesday, November 10, 1998
+ *
+ * Purpose: "None" selection data space I/O functions.
+ */
+#include <H5private.h>
+#include <H5Eprivate.h>
+#include <H5Sprivate.h>
+#include <H5Vprivate.h>
+#include <H5Dprivate.h>
+
+/* Interface initialization */
+#define PABLO_MASK H5S_none_mask
+#define INTERFACE_INIT NULL
+static intn interface_initialize_g = FALSE;
+
+
+/*--------------------------------------------------------------------------
+ NAME
+ H5S_none_select_serialize
+ PURPOSE
+ Serialize the current selection into a user-provided buffer.
+ USAGE
+ herr_t H5S_none_select_serialize(space, buf)
+ H5S_t *space; IN: Dataspace pointer of selection to serialize
+ uint8 *buf; OUT: Buffer to put serialized selection into
+ RETURNS
+ Non-negative on success/Negative on failure
+ DESCRIPTION
+ Serializes the current element selection into a buffer. (Primarily for
+ storing on disk).
+ GLOBAL VARIABLES
+ COMMENTS, BUGS, ASSUMPTIONS
+ EXAMPLES
+ REVISION LOG
+--------------------------------------------------------------------------*/
+herr_t
+H5S_none_select_serialize (const H5S_t *space, uint8 *buf)
+{
+ herr_t ret_value=FAIL; /* return value */
+
+ FUNC_ENTER (H5S_none_select_serialize, FAIL);
+
+ assert(space);
+
+ /* Store the preamble information */
+ UINT32ENCODE(buf, (uint32)space->select.type); /* Store the type of selection */
+ UINT32ENCODE(buf, (uint32)1); /* Store the version number */
+ UINT32ENCODE(buf, (uint32)0); /* Store the un-used padding */
+ UINT32ENCODE(buf, (uint32)0); /* Store the additional information length */
+
+ /* Set success */
+ ret_value=SUCCEED;
+
+ FUNC_LEAVE (ret_value);
+} /* H5S_none_select_serialize() */