extern gdb_bfd_ref_ptr symfile_bfd_open (const char *);
-extern int get_section_index (struct objfile *, char *);
+extern int get_section_index (struct objfile *, const char *);
extern int print_symbol_loading_p (int from_tty, int mainline, int full);
struct symfile_segment_data *get_symfile_segment_data (bfd *abfd);
void free_symfile_segment_data (struct symfile_segment_data *data);
-extern struct cleanup *increment_reading_symtab (void);
+extern scoped_restore_tmpl<int> increment_reading_symtab (void);
void expand_symtabs_matching
(gdb::function_view<expand_symtabs_file_matcher_ftype> file_matcher,