extern char const *spec_outfile;
/* File name for the parser (i.e., the one above, or its default.) */
-extern char const *parser_file_name;
+extern char *parser_file_name;
/* Symbol prefix specified with -p, or 0 if no -p. */
extern const char *spec_name_prefix;
extern char const *spec_file_prefix;
/* --verbose. */
-extern char const *spec_verbose_file;
+extern char *spec_verbose_file;
/* File name specified for the output graph. */
-extern char const *spec_graph_file;
+extern char *spec_graph_file;
/* File name specified with --defines. */
-extern char const *spec_defines_file;
+extern char *spec_defines_file;
/* Directory prefix of output file names. */
-extern char const *dir_prefix;
+extern char *dir_prefix;
/* If semantic parser, output a .h file that defines YYSTYPE... */
extern uniqstr current_file;
void compute_output_file_names (void);
+void output_file_names_free (void);
FILE *xfopen (const char *name, const char *mode);
void xfclose (FILE *ptr);