+ * Revision 1.8 1997-09-18 08:59:18 adam
+ * Extra generic handle for the character mapping routines.
+ *
+ * Revision 1.7 1997/09/05 15:29:59 adam
+ * Changed prototype for chr_map_input - added const.
+ * Added support for C++, headers uses extern "C" for public definitions.
+ *
+ * Revision 1.6 1996/06/04 10:20:10 adam
+ * Added support for character mapping.
+ *
+ * Revision 1.5 1996/01/08 09:09:48 adam
+ * Function dfa_parse got 'const' string argument.
+ *
+ * Revision 1.4 1995/01/25 11:31:04 adam
+ * Simple error reporting when parsing regular expressions.
+ *
+ * Revision 1.3 1995/01/24 16:01:30 adam
+ * Added -ansi to CFLAGS.
+ * New functions and change of data structures.
+ *
+ * Revision 1.2 1994/09/26 16:31:23 adam
+ * Minor changes. xmalloc declares xcalloc now.
+ *
+ * Revision 1.1 1994/09/26 10:17:43 adam