m4_comment([$Id: compatible.so,v 10.34 2002/02/23 20:05:24 bostic Exp $])m4_ref_title(Programmer Notes,    Compatibility with historic UNIX interfaces,    @interface compatibility, program/copy, program/runtime)m4_p([dnlThe m4_db version 2 library provides backward-compatible interfaces forthe historic UNIX m4_ref(dbm), m4_ref(ndbm), and m4_ref(hsearch)interfaces.  It also provides a backward-compatible interface for thehistoric m4_db 1.85 release.])m4_p([dnlm4_db version 2 does not provide database compatibility for any of theprevious interfaces, and existing databases must be converted manually.To convert existing databases from the m4_db 1.85 format to the m4_dbversion 2 format, review the m4_ref(db_dump185) and m4_ref(db_load)information.  No utilities are provided to convert UNIX m4_ref(dbm),m4_ref(ndbm), or m4_ref(hsearch) databases.])m4_page_footer