+ * Revision 1.31 1997-11-18 09:51:08 adam
+ * Removed element num_children from data1_node. Minor changes in
+ * data1 to Explain.
+ *
+ * Revision 1.30 1997/10/31 12:20:07 adam
+ * Improved memory debugging for xmalloc/nmem.c. References to NMEM
+ * instead of ODR in n ESPEC-1 handling in source d1_espec.c.
+ * Bug fix: missing fclose in data1_read_espec1.
+ *
+ * Revision 1.29 1997/10/27 13:54:18 adam
+ * Changed structure field in data1 node to be simple string which
+ * is "unknown" to the retrieval system itself.
+ *
+ * Revision 1.28 1997/10/06 09:37:53 adam
+ * Added prototype for data1_get_map_buf.
+ *
+ * Revision 1.27 1997/09/24 13:35:44 adam
+ * Added two members to data1_marctab to ease reading of weird MARC records.
+ *
+ * Revision 1.26 1997/09/17 12:10:32 adam